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2018

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Articles 2311 - 2340 of 2557

Full-Text Articles in Animal Sciences

Estimating Exploitation Rates In The Alabama Red Snapper Fishery Using A High-Reward Tag–Recapture Approach, Dana K. Sackett, Mattgew Catalano, J. Marcus Drymon, Sean P. Powers, Mark Albins Jan 2018

Estimating Exploitation Rates In The Alabama Red Snapper Fishery Using A High-Reward Tag–Recapture Approach, Dana K. Sackett, Mattgew Catalano, J. Marcus Drymon, Sean P. Powers, Mark Albins

University Faculty and Staff Publications

Accurate estimates of exploitation are essential to managing an exploited fishery. However, these estimates are often dependent on the area and vulnerable sizes of fish considered in a study. High-reward tagging studies offer a simple and direct approach to estimating exploitation rates at these various scales and in examining how model parameters impact exploitation rate estimates. These methods can ultimately provide a better understanding of the spatial dynamics of exploitation at smaller local and regional scales within a fishery—a measure often needed for more site-attached species, such as the Red Snapper Lutjanus campechanus. We used this approach to tag 724 …


Growing South Dakota (Winter 2018), College Of Agriculture &. Biological Sciences Jan 2018

Growing South Dakota (Winter 2018), College Of Agriculture &. Biological Sciences

Growing South Dakota (Publication of the College of Agriculture, Food and Environmental Sciences)

[Page] 2 Learn About Our Leaders
[Page] 4 Academic Programs at a Glace
[Page] 6 New Precision Ag Major Takes Off
[Page] 9 Raven Gives $5 Million Gift
[Page] 10 New Plant Science Research Facility
[Page] 13 Technical Training to Four-Year Degree
[Page] 15 Ag-Bio Career Fair Hits Record
[Page] 16 Breaking Ground : SD ADRDL
[Page] 19 Distinguished Professor Eric Nelson
[Page] 20 SDSU’s Veterinary Students
[Page] 24 Conservation Planning and Park Management
[Page] 25 Natural Resource Law Enforcement
[Page] 26 Medical Stethoscope Ceremony
[Page] 29 Master’s Degree in Human Biology
[Page] 30 Scott Pedersen Prepares Students
[Page] 32 …


Birds And Vegetation Structure Of Isolated Juniper And Oak Communities In The Trans-Pecos Chihuahuan Desert., Kayla Garza Jan 2018

Birds And Vegetation Structure Of Isolated Juniper And Oak Communities In The Trans-Pecos Chihuahuan Desert., Kayla Garza

Open Access Theses & Dissertations

Birds of the Trans-Pecos region are historically understudied, with most literature covering birds of desert grasslands and scrub in New Mexico and Northern Mexico. A multitude of vegetation communities within the Chihuahuan Desert have also been neglected due to this gap in the research, for reasons including lack of access to public or preserve land in West Texas, and rough terrain. Indio Mountains Research Station (IMRS), is located 42-km southwest of Van Horn, Texas and encompasses many different vegetation communities, including juniper-oak habitats of arroyo and canyon systems. The purpose of this study was to document the bird species utilizing …


Characterizing Habitat Preference In Three Nearshore Reef-Associated Fishes Through Collaborative Research, Public Data, And Open Source Software, Ian D. Kelmartin Jan 2018

Characterizing Habitat Preference In Three Nearshore Reef-Associated Fishes Through Collaborative Research, Public Data, And Open Source Software, Ian D. Kelmartin

Cal Poly Humboldt theses and projects

Black rockfish (Sebastes melanops), canary rockfish (S. pinniger), and lingcod (Ophidion elongatus) are important species in Northern California’s nearshore recreational and commercial fisheries. These species are associated with nearshore rocky reefs and are among a suite of species intended to benefit from the establishment of the marine protected area (MPA) network along the Northern California Coast in 2012.

Many aspects of the North Coast’s nearshore ecosystem remain poorly studied, including the spatial distribution and habitat associations of nearshore fish species. This study used data collected from Cape Mendocino State Marine Reserve (SMR), Ten Mile …


Evidence For Extra-Gastric Expression Of The Proton Pump H+/K+ -Atpase In The Gills And Kidney Of The Teleost Oreochromis Niloticus, Ebtesam Barnawi Jan 2018

Evidence For Extra-Gastric Expression Of The Proton Pump H+/K+ -Atpase In The Gills And Kidney Of The Teleost Oreochromis Niloticus, Ebtesam Barnawi

Theses and Dissertations (Comprehensive)

It is well known that stomach acid secretion by oxynticopeptic cells of the gastric mucosa is accomplished by the H+/ K+-ATPase (HKA), which is comprised of the HKα1 (gene: atp4a) and HKβ (gene: atp4b) subunits. However, the role of the HKA in extra-gastric organs such as the gill and kidney is less clear especially in fishes. This pump may contribute to active ion and/or acid-base regulation either through direct ion transport or through secondary transport proteins against unfavorable concentration gradients via the energy derived from ATP hydrolysis. In the present work I have demonstrated …


Forensic Markers Of Lampricide Toxicity In Oncorhynchsus Mykiss, Chris White Jan 2018

Forensic Markers Of Lampricide Toxicity In Oncorhynchsus Mykiss, Chris White

Theses and Dissertations (Comprehensive)

The lampricide 3-trifluoromethyl-4-nitrophenol (TFM) has been used for decades to control invasive sea lamprey (Petromyzon marinus) populations in the Great Lakes, normally with little harm to other fish populations. However, due to the nature of lampricide treatments and the chemical properties of TFM, adverse effects to non-target fishes and non-target mortality occasionally occur. However, investigations of non-target mortality can be complex, particularly if fish deaths are not noticed immediately, due to decomposition of the carcasses. The objectives of this thesis were to expose rainbow trout (Oncorhynchsus mykiss) to TFM in order to: (i) identify forensic markers …


Gill Structure & Function In Parasitic And Non-Parasitic Lampreys: The Effects Of Metamorphosis And Freshwater-Seawater Transfer, Julia Sunga Jan 2018

Gill Structure & Function In Parasitic And Non-Parasitic Lampreys: The Effects Of Metamorphosis And Freshwater-Seawater Transfer, Julia Sunga

Theses and Dissertations (Comprehensive)

Lamprey (Petromyzontiformes) are a phylogenetically ancient group of jawless fishes that begin their lives as filter-feeding larvae (ammocoetes) before undergoing a complex metamorphosis into juvenile lamprey that involves major changes to their internal and external body plan. Some parasitic species, such as the sea lamprey (Petromyzon marinus), migrate to sea following metamorphosis, where they use their oral discs and rasping tongue to attach to and ingest vast quantities of blood from fishes. Thus, sea lamprey have to counter the simultaneous challenges of hyposmoregulation in sea water and the generation of large quantities of ammonia due to the …


Sibling Rivalry: A Comparison Of Giant Panda (Ailuropoda Melanoleuca) Twin Behavior, Taryn Chudo Jan 2018

Sibling Rivalry: A Comparison Of Giant Panda (Ailuropoda Melanoleuca) Twin Behavior, Taryn Chudo

Undergraduate Honors Thesis Projects

Expanded knowledge on an animal’s individual behavior would be useful in reintroduction programs for endangered species around the globe. Currently, reintroduction program criteria focus primarily on physical characteristics such as age, sex, and overall health for the selection of candidates. However, behavioral deficiencies have been found in captive populations, producing adverse effects on reintroduction program success. The giant panda (Ailuropoda melanoleuca) is a species that would benefit from understanding the impact of behavior on reintroduction success. This study focused on the relationship of behavior with kinship, birth weight and age. No significant correlation was found between birth weight …


Status Reports Of The Fisheries And Aquatic Resources Of Western Australia 2016/17. State Of The Fisheries, Daniel J. Gaughan, K. Santoro Jan 2018

Status Reports Of The Fisheries And Aquatic Resources Of Western Australia 2016/17. State Of The Fisheries, Daniel J. Gaughan, K. Santoro

Status Reports of the Fisheries and Aquatic Resources

The Status Reports of the Fisheries and Aquatic Resources of Western Australia (SRFAR) provide an annual update on the state of the fish stocks and other aquatic resources of Western Australia (WA). These reports outline the most recent assessments of the cumulative risk status for each of the aquatic resources (assets) within WA’s six Bioregions using an Ecosystem Based Fisheries Management (EBFM) approach.


Characterizing Curiosity-Related Behavior In Bottlenose (Tursiops Truncatus) And Roughtoothed (Steno Bredanensis) Dolphins, Malin Lilley, Amber J. De Vere, Deirdre Yeater, Stan A. Kuczaj Ii Jan 2018

Characterizing Curiosity-Related Behavior In Bottlenose (Tursiops Truncatus) And Roughtoothed (Steno Bredanensis) Dolphins, Malin Lilley, Amber J. De Vere, Deirdre Yeater, Stan A. Kuczaj Ii

Psychology Faculty Publications

Dolphins are frequently described as curious animals; however, there have been few systematic investigations of how dolphins behave when they are curious and the extent to which individual differences in curiosity exist in dolphins. Previous research has described individual differences in dolphins’ frequency of interactions with environmental enrichment as well as quantifying curiosity-related traits of dolphins via personality assessments, though behavioral observation and trait rating components have not been part of the same study. The present study describes two different experiments designed to elicit curiosity in 15 bottlenose (Tursiops truncatus) and 6 rough-toothed (Steno bredanensis) dolphins. …


Rangewide Tidewater Goby Occupancy Survey Using Environmental Dna, Michael Sutter Jan 2018

Rangewide Tidewater Goby Occupancy Survey Using Environmental Dna, Michael Sutter

Cal Poly Humboldt theses and projects

Rangewide monitoring of fish species is critical for determining status and trends in abundance and distribution; however, implementations of large-scale distribution surveys have generally been constrained by time and cost. This study uses environmental DNA (eDNA) to monitor the presence or absence of two endangered tidewater goby species, the northern tidewater goby (Eucyclogobius newberryi) and the southern tidewater goby (Eucyclogobius kristinae), across their combined geographic range that encompasses the entire California coast (1,350 km).A multi-scale occupancy model designed specifically for eDNA methods was used to account for imperfect detection and to estimate true site occupancy. A …


Foraging Habitat Of Pileated Woodpeckers In Relation To A Managed Landscape On The Hoopa Valley Reservation, Northwestern California, Dawn Michelle Blake Jan 2018

Foraging Habitat Of Pileated Woodpeckers In Relation To A Managed Landscape On The Hoopa Valley Reservation, Northwestern California, Dawn Michelle Blake

Cal Poly Humboldt theses and projects

The Pileated woodpecker (Dryocopus pileatus) is associated with older forest stages—larger diameter trees and snags for roosting, nesting and foraging, but they also use managed forests. The Hoopa Reservation is approximately 37,000 ha of mostly forested area with an array of seral stages. The Hoopa Tribe manages timber, and explicitly provides habitat for woodpeckers according to the Tribe’s Forest Management Plan (FMP). No formal study has assessed woodpecker habitat at Hoopa, and habitat has not been well described in this region. I captured eleven woodpeckers and outfitted them with transmitters between 2009 and 2014, and I used resource …


Elucidation Of The Molecular Mechanism Through Which Estradiol And Trenbolone Acetate Improve Skeletal Muscle Growth In Beef Cattle, Kara Thornton-Kurth Jan 2018

Elucidation Of The Molecular Mechanism Through Which Estradiol And Trenbolone Acetate Improve Skeletal Muscle Growth In Beef Cattle, Kara Thornton-Kurth

Funded Research Records

No abstract provided.


Simultaneous Metabolic Quantification To Improve Mechanistic Understanding Of Nutrient Function And Efficacy, Clara E. Cho Jan 2018

Simultaneous Metabolic Quantification To Improve Mechanistic Understanding Of Nutrient Function And Efficacy, Clara E. Cho

Funded Research Records

No abstract provided.


Certain Behavioral Characteristics And Stress Responses Of Out-Of-Breedingewes And Rams During An Intensive Fattening Program, Hülya Yalçintan, Eli̇f Ergül Eki̇z, Bülent Eki̇z, Ömür Koçak, Deni̇z Aktaran Bala, Alper Yilmaz Jan 2018

Certain Behavioral Characteristics And Stress Responses Of Out-Of-Breedingewes And Rams During An Intensive Fattening Program, Hülya Yalçintan, Eli̇f Ergül Eki̇z, Bülent Eki̇z, Ömür Koçak, Deni̇z Aktaran Bala, Alper Yilmaz

Turkish Journal of Veterinary & Animal Sciences

The aim was to investigate behaviors and stress responses of rams and ewes in an intensive fattening period. Out-of-breeding rams (Hemsin = 10, Karakul = 10) and ewes (Hemsin = 8, Karakul = 10) were used in the study. Sheep and rams belonging to each breed were placed into four different pens. Behavioral observations (individual, feeding, abnormal self-grooming behaviors) were performed 2 days a week for two groups a day for 1 h. Blood samples were collected at the beginning, at the 4th week, and at the end of the fattening period. Karakul ewes displayed significantly more feeding and rumination …


Evaluation Of Red Meat Consumption In Terms Of Food Safety In Turkey, Yurdakul Saçli Jan 2018

Evaluation Of Red Meat Consumption In Terms Of Food Safety In Turkey, Yurdakul Saçli

Turkish Journal of Veterinary & Animal Sciences

The aim of this study was to investigate consumer preferences regarding consumption of red meat and to examine the knowledge levels of consumers about food safety and to establish the relationship between food safety and consumer preferences considering consumers? socioeconomic situation and purchasing and consuming behaviors related to red meat products. For this aim, interviews with 2690 households in 12 provincial centers in Turkey were conducted. Processed red meat consumption, ages, sex, education level, number of total people in the households, incomes, trust degrees in stages from production to consumption of red meat, and the effect of red meat purchase …


Spatial Distribution And Dietary Niche Breadth Of The Leopard Panthera Pardus (Carnivora: Felidae) In The Northeastern Himalayan Region Of Pakistan, Faraz Akrim, Tariq Mahmood, Muhammad Sajid Nadeem, Shaista Andleeb, Siddiqa Qasim Jan 2018

Spatial Distribution And Dietary Niche Breadth Of The Leopard Panthera Pardus (Carnivora: Felidae) In The Northeastern Himalayan Region Of Pakistan, Faraz Akrim, Tariq Mahmood, Muhammad Sajid Nadeem, Shaista Andleeb, Siddiqa Qasim

Turkish Journal of Zoology

Knowledge of a predato's diet is important for understanding its ecology and for predicting its influence on the dynamics of prey populations. We investigated the spatial distribution and diet composition of the leopard (Panthera pardus) in the northeastern Himalayan region of Pakistan. We used molecular scatology technique to identify scats of common leopard collected from the field. The leopard was recorded at 30 different surveyed sites with an elevational range between 757-1891 m a.s.l. Its diet comprised 17 prey species, including both wild and domestic prey. Frequency of occurrence of wild prey was approximately 35% of the total leopard diet, …


Meloidae (Coleoptera) Of Pakistan And Kashmir With The Description Of Three New Species, New Faunistic And Taxonomic Records, And A Zoogeographic Analysis, Marco A. Bologna, Ladislav Cerny, Ahmed Zubair Jan 2018

Meloidae (Coleoptera) Of Pakistan And Kashmir With The Description Of Three New Species, New Faunistic And Taxonomic Records, And A Zoogeographic Analysis, Marco A. Bologna, Ladislav Cerny, Ahmed Zubair

Turkish Journal of Zoology

A preliminary checklist of blister beetles from Pakistan and Kashmir is carried out, with the inclusion of 79 species. Stenoria osellai sp. nov. from northern Pakistan, Hycleus pakistanus sp. nov. from Baluchistan, and Meloe (Micromeloe) pintoi sp. nov. from Indian Kashmir are described. Three genera, namely Stenoria, Psalydolytta, and Rhampholyssa, and several species belonging to both subfamilies Nemognathinae and Meloinae, are recorded for the first time from these countries, whereas the genera Cerocoma and Glasunovia, previously cited, are excluded. Several new faunistic records are also introduced. The virtually unknown genus Xanthabris Kaszab (tribe Mylabrini) is recorded for the first time …


Preliminary Data On The Biology Of Brown Marmorated Stink Bug Halyomorpha Halys (Hemiptera, Pentatomidae) In Georgia, Maka Murvanidze, Greg Krawczyk, Nino Inasaridze, Lika Dekanoidze, Natia Samsonadze, Mariam Macharashvili, Sopho Khutsishvili, Salome Shengelaia Jan 2018

Preliminary Data On The Biology Of Brown Marmorated Stink Bug Halyomorpha Halys (Hemiptera, Pentatomidae) In Georgia, Maka Murvanidze, Greg Krawczyk, Nino Inasaridze, Lika Dekanoidze, Natia Samsonadze, Mariam Macharashvili, Sopho Khutsishvili, Salome Shengelaia

Turkish Journal of Zoology

During the 2017 season we investigated the occurrence and biology of the brown marmorated stink bug (BMSB), Halyomorpha halys, a new invasive insect pest in two commercial hazelnut orchards located in the Samegrelo Region, Republic of Georgia. The first stink bug adults from the overwintering generation appeared on sticky traps at the end of May, while all instar nymphs and adults were observed at the end of July and through August. The peak occurrence of adults and nymphs in the field was observed at 896?1061 DD$_{13.9}$. The wooded areas around orchards supported the development of two BMSB generations. The forested …


Population Dynamics Of The Copepod Invader Oithona Davisae In The Black Sea, Leonid Svetlichny, Elena Hubareva, Melek İşi̇ni̇bi̇li̇r Okyar Jan 2018

Population Dynamics Of The Copepod Invader Oithona Davisae In The Black Sea, Leonid Svetlichny, Elena Hubareva, Melek İşi̇ni̇bi̇li̇r Okyar

Turkish Journal of Zoology

During 2013-2016 in Sevastopol Bay, seasonal and interannual dynamics of the population density, age and sex composition, fecundity, and mortality of males and females of Oithona davisae were studied. A maximum population number (up to 554 ind × 10$^{3}$ m$^{-3}$) was registered at the end of summer?end of autumn. In this period, the nauplii and early copepodite stages constituted up to 95% of the Oithona davisae population. During 1-2.5 cold winter?spring months, the population consisted only of females, who were not numerous. The phase of latent population development was recorded from April until July-August, with a high share of ovigerous …


Morphometric And Genetic Variability Among Mediterranean Cereal Cyst Nematode (Heterodera Latipons) Populations In Turkey, Mustafa İmren, Şenol Yildiz, Hali̇l Toktay, Nagi̇han Duman, Abdelfattah A. Dababat Jan 2018

Morphometric And Genetic Variability Among Mediterranean Cereal Cyst Nematode (Heterodera Latipons) Populations In Turkey, Mustafa İmren, Şenol Yildiz, Hali̇l Toktay, Nagi̇han Duman, Abdelfattah A. Dababat

Turkish Journal of Zoology

The Mediterranean cereal cyst nematode, Heterodera latipons, is an important plant parasitic nematode that negatively impacts cereal production worldwide, particularly in the Mediterranean Basin. Successful control of cereal cyst nematodes requires knowledge of the nematode species/pathotypes and their biology. However, little information is currently available concerning the phenotypic and genotypic variability of H. latipons populations in Turkey. This study analyzed the morphological/morphometric and genetic characteristics of Turkish H. latipons populations to define intraspecific distinctions between them. Morphological and morphometric studies focused on the pattern of the perineal region of cysts and second stage juveniles (J2), while the molecular analyses used …


Ecomorphological Associations And Abundance Of Birds Across The Agricultural Landscape Of Pothwar Plateau, Pakistan, Misbah Sarwar, Iftikhar Hussain Jan 2018

Ecomorphological Associations And Abundance Of Birds Across The Agricultural Landscape Of Pothwar Plateau, Pakistan, Misbah Sarwar, Iftikhar Hussain

Turkish Journal of Zoology

Some species are exceptionally common in landscapes heavily impacted by humans, such as agricultural lands. This study was carried out over a period of 2 years (July 2012 to June 2014) in the arid agricultural landscape of Pothwar Plateau, Pakistan, to identify adaptations that govern bird distribution and abundance across 2 different cropping systems associated with differences in water availability. We used regular surveys and foraging observations to quantify species abundance, distribution, and habits. We then examined morphological correlations with ecological attributes. We found the following: (1) larger birds tended to spend more time in trees; (2) birds with small …


Importance Of Moss Habitats For Mesostigmatid Mites (Acari: Mesostigmata) In Romania, Minodora Manu, Raluca Ioana Bancila, Marilena Onete Jan 2018

Importance Of Moss Habitats For Mesostigmatid Mites (Acari: Mesostigmata) In Romania, Minodora Manu, Raluca Ioana Bancila, Marilena Onete

Turkish Journal of Zoology

This study aimed to characterize the composition of soil mite populations (Acari: Mesostigmata) from 3 moss habitats (rock moss, bark moss, and soil moss). In total, 15 natural forest ecosystems were analyzed (3 deciduous forests, 5 beech forests, 1 fir forest, 5 spruce forests, and 1 mixed forest), from 8 counties in Romania. A total of 240 soil samples, 97 species, and 3018 individuals were analyzed. The samples were taken from April 2012 until October 2013. The highest numerical abundance and species diversity was found in the soil moss, in comparison with bark moss, where the lowest values were recorded. …


Mesostigmata Mites (Acari: Parasitiformes) Associated With Birds And Their Nests From, Mohamed Waleed Negm, Azza Abdelgawad Mohamed, Hosam Mohamed Khalil El-Gepaly, Safaa Mohamed Abdelaziz Jan 2018

Mesostigmata Mites (Acari: Parasitiformes) Associated With Birds And Their Nests From, Mohamed Waleed Negm, Azza Abdelgawad Mohamed, Hosam Mohamed Khalil El-Gepaly, Safaa Mohamed Abdelaziz

Turkish Journal of Zoology

A survey of gamasid mites (Arachnida: Acari: Mesostigmata) associated with domestic and wild birds in Egypt was conducted. In total, 16 species within 10 families were collected from 22 bird species. The most abundant species belonged to the genera Dermanyssus Dugès (Dermanyssidae), Ornithonyssus Sambon, and Steatonyssus Kolenati (both Macronyssidae). Among various birds examined, the distribution and occurrence of mites were recorded. Taxonomic remarks about the morphology of the collected mites are presented to facilitate species discrimination for non-acarologists. Steatonyssus longipes Radovsky & Yunker, 1963, previously described as a new species from the Egyptian slit-faced bat, Nycteris thebaica Geoffroy (Chiroptera), is …


Modeling The Potential Geographic Distribution Of The Poorly Known Neotropical Lizard Anotosaura Vanzolinia Dixon, 1974 (Squamata, Gymnophthalmidae) In Northeast Brazil, Leonardo Barros Ribeiro, Samuel Campos Gomides, Jéssica Viviane Amorim Ferreira, Arnaldo Jose Correia Magalhães Júnior Jan 2018

Modeling The Potential Geographic Distribution Of The Poorly Known Neotropical Lizard Anotosaura Vanzolinia Dixon, 1974 (Squamata, Gymnophthalmidae) In Northeast Brazil, Leonardo Barros Ribeiro, Samuel Campos Gomides, Jéssica Viviane Amorim Ferreira, Arnaldo Jose Correia Magalhães Júnior

Turkish Journal of Zoology

During faunal rescue activities for the construction of a wind farm in the Northeast Region of Brazil, a single specimen of the gymnophthalmid lizard Anotosaura vanzolinia was captured, which represents the first record of the species for the state of Piauí. We used this record, along with records found in the literature, to model the potential distribution of the species according to environmental suitability using the maximum entropy algorithm MaxEnt. The occurrence records of A. vanzolinia, as well as the model of its potential geographical distribution, revealed that it is more broadly distributed than previously considered. Anotosaura vanzolinia has a …


Standard Weight Equations Of Two Sub-/Tropic Nonnative Freshwater Fish, Clarias Gariepinus And Oreochromis Niloticus, In The Sakarya River Basin (Nw Turkey), Özgür Emi̇roğlu, Sercan Başkurt, Sadi̇ Aksu, Daniela Giannetto, Ali̇ Serhan Tarkan Jan 2018

Standard Weight Equations Of Two Sub-/Tropic Nonnative Freshwater Fish, Clarias Gariepinus And Oreochromis Niloticus, In The Sakarya River Basin (Nw Turkey), Özgür Emi̇roğlu, Sercan Başkurt, Sadi̇ Aksu, Daniela Giannetto, Ali̇ Serhan Tarkan

Turkish Journal of Zoology

Clarias gariepinus and Oreochromis niloticus are two hot-water fish species of African origin that have been recently reported to occur unnaturally in hot-water resources and springs in the Sakarya River Basin (northwestern Turkey). Within effective planning strategies to maintain native biodiversity, monitoring fishes' well-being can be useful to evaluate the status of nonnative fish populations and their degree of adaptation to new environments. Relative weight (W$_{r}$) is a condition index widely used to estimate the well-being of fish by comparing the actual weight of a specimen with a standard weight (W$_{s}$) that is the ideal weight of that fish at …


A New Species Of The Genus Songthela From Guizhou Province,China (Araneae: Mesothelae: Liphistiidae), Hao Yu, Fei Li, Jianshuang Zhang Jan 2018

A New Species Of The Genus Songthela From Guizhou Province,China (Araneae: Mesothelae: Liphistiidae), Hao Yu, Fei Li, Jianshuang Zhang

Turkish Journal of Zoology

A new species belonging to the genus Songthela Ono, 2000 is described from both the male and the female: S. pluma sp. nov. This species is currently known to occur only in Guiyang City, Guizhou Province, China. Detailed morphological characters, a distribution map, and illustrations of the habitus and copulatory organs are given.


The Role Of A Novel Wolbachia (Rickettsiales: Anaplasmataceae) Synthetic Peptide, Wolfar, In Regulating Prostaglandin Levels In The Hemolymph Of Acheta Domesticus (Orthoptera: Gryllidae), Muhamad Azmi Mohammed, Ameyra Aman Zuki, Nurul Othman Wahida, Yohsuke Tagami, Salmah Yaakop Jan 2018

The Role Of A Novel Wolbachia (Rickettsiales: Anaplasmataceae) Synthetic Peptide, Wolfar, In Regulating Prostaglandin Levels In The Hemolymph Of Acheta Domesticus (Orthoptera: Gryllidae), Muhamad Azmi Mohammed, Ameyra Aman Zuki, Nurul Othman Wahida, Yohsuke Tagami, Salmah Yaakop

Turkish Journal of Zoology

Prostaglandins and other eicosanoids are known as regulating agents for cellular immune responses to pathogen threats in an insect?s hemolymph. A novel synthetic peptide, WolFar, was customized from a conserved region of the Wolbachia surface protein (WSP), isolated from an economically important endoparasitoid species, Fopius arisanus. WolFar consists of nine amino acids (SYY VRL QYN) and was tested on the house cricket, Acheta domesticus. Three concentrations of peptides, 0.83 mmol/L (100%), 0.63 mmol/L (75%), and 0.42 mmol/L (50%), were injected and observed for 72 h. The regulation of prostaglandin E2 (PGE2) in the hemolymph of A. domesticus was determined using …


Diel And Seasonal Activity Of Ground Dwelling Spiders (Araneae) In A Sandy Grassland Habitat, Anna Król, Izabela Hajdamowicz, Cezary Tkaczuk Jan 2018

Diel And Seasonal Activity Of Ground Dwelling Spiders (Araneae) In A Sandy Grassland Habitat, Anna Król, Izabela Hajdamowicz, Cezary Tkaczuk

Turkish Journal of Zoology

The paper concerns the diel and seasonal activity of ground dwelling spiders on a sandy grassland in the Bug River Valley in East-Central Poland. The spiders were captured using pitfall traps in 2009 and 2010 from May to July. The material was collected one day a week, day and night. Traps were checked every 3 h, eight times a day. It was found that for spiders with larger bodies, from the families Lycosidae and Philodromidae, the peak of their activity was in the afternoon, and smaller spiders belonging to the families Linyphiidae and Tetragnathidae showed the greatest activity in the …


A New Record Of Three-Band Garden Slug Ambigolimax Valentianus (A. Férussac, 1822) (Gastropoda: Limacidae) From Turkey, İhsan Eki̇n, Ridvan Şeşen Jan 2018

A New Record Of Three-Band Garden Slug Ambigolimax Valentianus (A. Férussac, 1822) (Gastropoda: Limacidae) From Turkey, İhsan Eki̇n, Ridvan Şeşen

Turkish Journal of Zoology

Ambigolimax valentianus (A. Férussac, 1822), the three-band garden slug, is originally native to the Iberian Peninsula (Spain, Portugal, and the Balearic Islands); however, it has been spread by human activities to many other parts of the world. There is no distributional record of the slug in Turkey to date. The species was recorded for the first time in Turkey during a biological survey carried out in the accommodation area of Dicle University (Diyarbakır) in October 2017. Some of the slugs were transferred to the laboratory for their morphological determination and dissection. Notably, more than 50 species of slugs dwell on …