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Articles 151 - 180 of 325

Full-Text Articles in Marine Biology

Snook Neurocranium Scan Mello & Glanzmann, Christopher F. Glanzmann, Madison A. Mello Nov 2021

Snook Neurocranium Scan Mello & Glanzmann, Christopher F. Glanzmann, Madison A. Mello

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

This file is a 3D scan of a Snook Neurocranium. Snook head provided by DR. Kerstetter and scan performed by Chris Glanzmann and Madison Mello. Medium detail scan with a simplification ratio of 50.


Cetacean Acousticwelfare In Wild And Managed-Care Settings: Gaps And Opportunities, Paige E. Stevens, Heather Hill, Jason N. Bruck Nov 2021

Cetacean Acousticwelfare In Wild And Managed-Care Settings: Gaps And Opportunities, Paige E. Stevens, Heather Hill, Jason N. Bruck

Faculty Publications

Cetaceans are potentially at risk of poor welfare due to the animals’ natural reliance on sound and the persistent nature of anthropogenic noise, especially in the wild. Industrial, commercial, and recreational human activity has expanded across the seas, resulting in a propagation of sound with varying frequency characteristics. In many countries, current regulations are based on the potential to induce hearing loss; however, a more nuanced approach is needed when shaping regulations, due to other non-hearing loss effects including activation of the stress response, acoustic masking, frequency shifts, alterations in behavior, and decreased foraging. Cetaceans in managedcare settings share the …


The Age And Growth Of The Yellow Stingray (Urobatis Jamaicensis) In Southeast Florida, Jessica Schieber Aug 2021

The Age And Growth Of The Yellow Stingray (Urobatis Jamaicensis) In Southeast Florida, Jessica Schieber

All HCAS Student Capstones, Theses, and Dissertations

The yellow stingray, Urobatis jamaicensis (Cuvier 1816), is a coastal species that has limited known life-history information, especially regarding their age and growth patterns. Age estimates were assigned by counting band-pairs deposited on the vertebral centrum of stingrays caught between 2003 and 2019 (n = 195). Marginal increment analysis of different size classes was used to validate age estimates, with the largest class having verified annual band deposition (ANOVA, F(9,7), P = 0.029). Age estimates ranged between females, and rates, but females attained larger sizes with the largest observed DW being 241-mm and 216-mm for females and males, respectively. …


Body And Tail Coordination In The Bluespot Salamander (Ambystoma Laterale) During Limb Regeneration, Cassandra M. Donatelli, Keegan Lutek, Keshav Gupta, Emily M. Standen May 2021

Body And Tail Coordination In The Bluespot Salamander (Ambystoma Laterale) During Limb Regeneration, Cassandra M. Donatelli, Keegan Lutek, Keshav Gupta, Emily M. Standen

Engineering Faculty Articles and Research

Animals are incredibly good at adapting to changes in their environment, a trait envied by most roboticists. Many animals use different gaits to seamlessly transition between land and water and move through non-uniform terrains. In addition to adjusting to changes in their environment, animals can adjust their locomotion to deal with missing or regenerating limbs. Salamanders are an amphibious group of animals that can regenerate limbs, tails, and even parts of the spinal cord in some species. After the loss of a limb, the salamander successfully adjusts to constantly changing morphology as it regenerates the missing part. This quality is …


Effects Of Synthetic Estrogen (17Α-Ethinyl Estradiol) On Male Fiddler Crab Aggression, Micayla Shirley May 2021

Effects Of Synthetic Estrogen (17Α-Ethinyl Estradiol) On Male Fiddler Crab Aggression, Micayla Shirley

Honors College Theses

Pharmaceuticals, including hormones and antibiotics, are considered contaminants due to their widespread use and release into the environment. Hormones, like the synthetic estrogen used in oral contraceptives (17α-ethinylestradiol), are present in freshwater and marine systems, but with relatively unknown effects on the organisms that live there. Ethinylestradiol (EE2) accumulates in waterlogged soil (sediment) with potential to harm sediment-dwelling animals. For example, fiddler crabs (Uca pugilator) are vital members of salt marsh communities. Their burrowing adds oxygen to sediments and cycles nutrients, and they are an important food resource to birds and raccoons. Male fiddler crabs are territorial, aggressively …


Winter Skate (Leucoraja Ocellata) Neurocranium, Daulton J. Scharf, David W. Kerstetter Apr 2021

Winter Skate (Leucoraja Ocellata) Neurocranium, Daulton J. Scharf, David W. Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Prepared Winter Skate Jaw


Winter Skate (Leucoraja Ocellata) Jaw, Krystal Renta, David Kerstetter Apr 2021

Winter Skate (Leucoraja Ocellata) Jaw, Krystal Renta, David Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw prep from Winter Skate (Leucoraja ocellata)


Barndoor Skate (Dipturus Laevis) Jaw Prep, Nathan P. Andrews, David Kerstetter Apr 2021

Barndoor Skate (Dipturus Laevis) Jaw Prep, Nathan P. Andrews, David Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw Prep from Barndoor Skate (Dipturis laevis)


[Squalus Acanthus (Spiny Dogfish Shark)]Jaw, Ally E. Sheehan Apr 2021

[Squalus Acanthus (Spiny Dogfish Shark)]Jaw, Ally E. Sheehan

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw from Female, [length] 6cm, [width] 5.5 cm [Squalus acanthias (Sping Dogfish shark)]


Spiny Dogfish (Squalus Acanthias) Jaw Prep, Olivia Williams, David Kerstetter Apr 2021

Spiny Dogfish (Squalus Acanthias) Jaw Prep, Olivia Williams, David Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw from female spiny dogfish (Squalus acanthias)


Spiny Dogfish (Squalus Acanthias) Jaw, Jordan Warren, David Kerstetter Apr 2021

Spiny Dogfish (Squalus Acanthias) Jaw, Jordan Warren, David Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw from approximately 1 m total length Spiny Dogfish (Squalus acanthias).


Spiny Dogfish (Squalus Acanthias) Jaw Prep, Matthew B. Edwards, David W. Kerstetter Apr 2021

Spiny Dogfish (Squalus Acanthias) Jaw Prep, Matthew B. Edwards, David W. Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw from Spiny Dogfish (Squalus acanthias)


Male Longnose Skate (Raja Rhina) Jaw, James A. Moss, David Kerstetter Apr 2021

Male Longnose Skate (Raja Rhina) Jaw, James A. Moss, David Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Male Longnose Skate Jaw (Raja rhina). Provided by Dr. David Kerstetter.


Barndoor Skate (Dipturus Laevis) Jaw, Erika M. Carrera, David W. Kerstetter Apr 2021

Barndoor Skate (Dipturus Laevis) Jaw, Erika M. Carrera, David W. Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw from 14.4 cm total length (TL) Barndoor skate (Dipturus laevis), collected from Massachusetts on an unknown date by Jeff Kneebone


Barndoor Skate (Dipturus Laevis) Jaw Prep, Chase Adam Dejarnett, David Kerstetter Apr 2021

Barndoor Skate (Dipturus Laevis) Jaw Prep, Chase Adam Dejarnett, David Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Barndoor skate (Dipturus laevis) jaw preparation done by Chase DeJarnett and David Kerstetter for the Sharks and Their Relatives course Winter Semester 2021.


Squalus Acanthias, Spiny Dogfish Shark, Jaw, Sam Snell, David Kerstetter Apr 2021

Squalus Acanthias, Spiny Dogfish Shark, Jaw, Sam Snell, David Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw from Squalus acanthias, Spiny Dogfish Shark


Longnose Skate (Raja Rhina) Jaw, Tyler Miclau, David W. Kerstetter Apr 2021

Longnose Skate (Raja Rhina) Jaw, Tyler Miclau, David W. Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw from Longnose Skate (Raja rhina)


Winter Skate (Leucoraja Ocellata) Jaw, Paige Spratt, Kathryn Kuruoglu, David W. Kerstetter Apr 2021

Winter Skate (Leucoraja Ocellata) Jaw, Paige Spratt, Kathryn Kuruoglu, David W. Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw from a winter skate (Leucoraja ocellata)


Winter Skate (Leucoraja Ocellata) Jaw, Emily M. Salonia, David W. Kerstetter Apr 2021

Winter Skate (Leucoraja Ocellata) Jaw, Emily M. Salonia, David W. Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw 11.7 cm total length (TL) from Winter Skate (Leucoraja ocellata) collected from NSU Fisheries and Avian Ecology Laboratory on 3/23/21 by Emily Salonia.


Blacktip Shark (Carcharhinus Limbatus) Jaw, Katerina D. Sawickij, David Kerstetter Apr 2021

Blacktip Shark (Carcharhinus Limbatus) Jaw, Katerina D. Sawickij, David Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw from 176.1 cm total length (TL) Carcharhinus limbatus (Blacktip), collected from Hollywood Beach, FL on 3/13/21 by Katerina Sawickij.


Longnose Skate Jaw (Beringraja Rhina), Golda Stewart, David Kerstetter Apr 2021

Longnose Skate Jaw (Beringraja Rhina), Golda Stewart, David Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Jaw from female Longnose Skate (Beringraja rhina) collected on 30/3/2021 by Golda Stewart.


Spiny Dogfish (Squalus Acanthias) Jaw Prep, Meredith M. Pratt, David W. Kerstetter Apr 2021

Spiny Dogfish (Squalus Acanthias) Jaw Prep, Meredith M. Pratt, David W. Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Spiny dogfish jaw prep performed at NSU's Fisheries and Avian Ecology lab.


First Description Of Deep Benthic Habitats And Communities Of Oceanic Islands And Seamounts Of The Nazca Desventuradas Marine Park, Chile, Jan M. Tapia-Guerra, Ariadna Mecho, Erin E. Easton, María De Los Ángeles Gallardo, Matthias Gorny, Javier Sellanes Mar 2021

First Description Of Deep Benthic Habitats And Communities Of Oceanic Islands And Seamounts Of The Nazca Desventuradas Marine Park, Chile, Jan M. Tapia-Guerra, Ariadna Mecho, Erin E. Easton, María De Los Ángeles Gallardo, Matthias Gorny, Javier Sellanes

School of Earth, Environmental, & Marine Sciences Faculty Publications

Seamounts and oceanic islands of the Chilean Exclusive Economic Zone at the intersection of the Nazca and Salas y Gómez ridges lie within one of the least explored areas in the world. The sparse information available, mainly for seamounts outside Chilean jurisdiction and shallow-water fauna of the Desventuradas Islands, suggests that the area is a hotspot of endemism. This apparent uniqueness of the fauna motivated the creation of the large Nazca-Desventuradas Marine Park (NDMP, ~ 300,000 km2) around the small islands San Felix and San Ambrosio in 2015. We report for the first time a detailed description of benthic microhabitats …


Caracuel_ Spiny Dogfish (Squalus Acanthias) Jaw, Nicolas M. Caracuel, David W. Kerstetter Mar 2021

Caracuel_ Spiny Dogfish (Squalus Acanthias) Jaw, Nicolas M. Caracuel, David W. Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Female Spiny Dogfish (Squalus acanthias) jaw collected in MBIO 3910 Lab on 11/03/2021 by Nicolas M. Caracuel.

2 cm tall at the center/middle of the jaw.

3.1cm tall at the hinges.

7.9 cm long from hinge to hinge.


Using Aerial Photogrammetry And Sexually Dimorphic Measurements To Investigate Seasonal Differences In School Composition Of Delphinus Spp. Off Southern California, Samantha Gm Leander Jan 2021

Using Aerial Photogrammetry And Sexually Dimorphic Measurements To Investigate Seasonal Differences In School Composition Of Delphinus Spp. Off Southern California, Samantha Gm Leander

Theses

Insights into school composition can provide a means to understand basic biology and ecology, including reproductive patterns. They can also be applied to conservation assessments, allowing for better understanding of the potentially differential vulnerability of demographic groups to natural or anthropogenic disturbances that may influence their populations. However, the two subspecies of common dolphins in the waters off California (Delphinus delphis delphis and D. d. bairdii) form large, energetic groups that make characterization of school composition difficult. Remotely controlled drones now offer the opportunity for the study of school composition in Delphinus spp., allowing for precise morphometric measurements …


Assessing Habitat Suitability Of Ribbed Mussels (Geukensia Demissa) In Georgia Salt Marshes By Examining Predicted Mussel Densities And Mussel Population Parameters, William K. Annis Jr Jan 2021

Assessing Habitat Suitability Of Ribbed Mussels (Geukensia Demissa) In Georgia Salt Marshes By Examining Predicted Mussel Densities And Mussel Population Parameters, William K. Annis Jr

College of Graduate Studies: Theses & Dissertations

Geukensia demissa (ribbed mussel) is an ecology important bivalve that has the potential to contribute to salt marsh restoration. Understanding the factors that contribute to the distribution of mussels can help inform managers on choosing locations to optimize the survivorship of mussels in restoration projects. This study sought to model mussel densities across the coast of Georgia and to compare predicted mussel densities with mussel population parameters as means to gauge habitat suitability. Mussel densities were collected through field surveys across a range of salt marshes along the coast of Georgia and were compared with spatial data such as distance …


Black Grouper (Mycteroperca Bonaci) Neurocranium, Celeste Jaworski, David W. Kerstetter Jan 2021

Black Grouper (Mycteroperca Bonaci) Neurocranium, Celeste Jaworski, David W. Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Neurocranium from 7.5 cm total length. Black Grouper (Mycteroperca bonaci), collected from Denny's Seafood Market on 15/10/2021 by Celeste Jaworski.


Gafftopsail Catfish Neurocranium, Allison J. Soucier Jan 2021

Gafftopsail Catfish Neurocranium, Allison J. Soucier

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Gafftopsail Catfish (Bagre marinus), neurocranium length: 11.5 cm, collected from Keewaydin Island in Marco Florida on 15/9/2021 by Allison Soucier.


A Sea Turtle Population Assessment For Florida's Big Bend, Northeastern Gulf Of Mexico, Ryan M. Chabot, Ryan C. Welsh, Cody R. Mott, Jeffrey R. Guertin, Brian M. Shamblin, Blair E. Witherington Jan 2021

A Sea Turtle Population Assessment For Florida's Big Bend, Northeastern Gulf Of Mexico, Ryan M. Chabot, Ryan C. Welsh, Cody R. Mott, Jeffrey R. Guertin, Brian M. Shamblin, Blair E. Witherington

Gulf and Caribbean Research

Coastal waters of Florida’s Big Bend, Gulf of Mexico (GOM) once supported one of the largest sea turtle fisheries in the United States. To fill an information gap in this region on abundance and distribution of sea turtles, we used vessel—based distance sampling and active capture methods to characterize current foraging aggregations near the St. Martins Marsh Aquatic Preserve. Over 10 sampling periods between 2012—2018, we completed 513 km of transects and recorded 819 turtles among 4 species—green turtle (Chelonia mydas, n = 624), Kemp’s ridley (Lepidochelys kempii, n = 147), loggerhead (Caretta caretta, …


Scaling The Effects Of Ocean Acidification On Coral Growth And Coral-Coral Competition On Coral Community Recovery, Nicolas R. Evensen, Yves-Marie Bozec, Peter J. Edmunds, Peter J. Mumby Jan 2021

Scaling The Effects Of Ocean Acidification On Coral Growth And Coral-Coral Competition On Coral Community Recovery, Nicolas R. Evensen, Yves-Marie Bozec, Peter J. Edmunds, Peter J. Mumby

Biological Sciences Faculty Publications

Ocean acidification (OA) is negatively affecting calcification in a wide variety of marine organisms. These effects are acute for many tropical scleractinian corals under short-term experimental conditions, but it is unclear how these effects interact with ecological processes, such as competition for space, to impact coral communities over multiple years. This study sought to test the use of individual-based models (IBMs) as a tool to scale up the effects of OA recorded in short-term studies to community-scale impacts, combining data from field surveys and mesocosm experiments to parameterize an IBM of coral community recovery on the fore reef of Moorea, …