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The University of Southern Mississippi

Ecology and Evolutionary Biology

Estuary

Articles 1 - 3 of 3

Full-Text Articles in Life Sciences

Identifying Stable Isotope Patterns Among Taxa, Sites, And Environmental Variables In The Eastern Mississippi Sound, Evan C. Marth, Carl S. Cloyed, Ruth H. Carmichael Jan 2023

Identifying Stable Isotope Patterns Among Taxa, Sites, And Environmental Variables In The Eastern Mississippi Sound, Evan C. Marth, Carl S. Cloyed, Ruth H. Carmichael

Gulf and Caribbean Research

No abstract provided.


Analysis Of Ecological Tradeoffs Between Congeneric Shrimp In Coastal Mississippi Waters, Baylor K. Lynch Dec 2022

Analysis Of Ecological Tradeoffs Between Congeneric Shrimp In Coastal Mississippi Waters, Baylor K. Lynch

Honors Theses

Palaemonidae is an ecologically important and abundant family of shrimp that link the benthos to many estuarine food webs. Palaemon pugio and Palaemon vulgaris regularly co-occur along estuarine edge habitats despite previous studies suggesting different preferred sediment types and salinity regimes. The objective was to determine if competition is occurring between the congeners by comparing their relative abundance and assessing isotope niche space along an estuarine gradient. I seasonally sampled various edge habitats at four sites throughout Biloxi Bay, MS, using fyke nets fished over a tidal cycle from November 2020 to November 2021. Collected organisms were identified to the …


Swimming Against The Flow: Environmental Dna Can Detect Bull Sharks (Carcharhinus Leucas) Across A Dynamic Deltaic Interface, James Marcus Drymon, Katherine E. Schweiss, Emily A. Seubert, Ryan N. Lehman, Toby S. Daly-Engel, Mariah Pfleger, Nicole M. Phillips Jan 2021

Swimming Against The Flow: Environmental Dna Can Detect Bull Sharks (Carcharhinus Leucas) Across A Dynamic Deltaic Interface, James Marcus Drymon, Katherine E. Schweiss, Emily A. Seubert, Ryan N. Lehman, Toby S. Daly-Engel, Mariah Pfleger, Nicole M. Phillips

Faculty Publications

© 2020 The Authors. Ecology and Evolution published by John Wiley & Sons Ltd Human activities in coastal areas are accelerating ecosystem changes at an unprecedented pace, resulting in habitat loss, hydrological modifications, and predatory species declines. Understanding how these changes potentially cascade across marine and freshwater ecosystems requires knowing how mobile euryhaline species link these seemingly disparate systems. As upper trophic level predators, bull sharks (Carcharhinus leucas) play a crucial role in marine and freshwater ecosystem health. Telemetry studies in Mobile Bay, Alabama, suggest that bull sharks extensively use the northern portions of the bay, an estuarine–freshwater interface known …