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Full-Text Articles in Life Sciences

The Potential For Top-Down Control Of The Corallivorous Gastropod Coralliophila Galea And Its Effect On Coral Reef Ecosystems, Tanya Y. Kamerman Apr 2023

The Potential For Top-Down Control Of The Corallivorous Gastropod Coralliophila Galea And Its Effect On Coral Reef Ecosystems, Tanya Y. Kamerman

All HCAS Student Capstones, Theses, and Dissertations

Corallivores are understood to be ecologically important. However, their effects on reef ecosystems are difficult to distinguish from the multiple anthropogenic stressors currently affecting reefs. The corallivorous muricid snail, Coralliophila galea, has been documented to have a strong negative impact on Caribbean coral reefs, including curtailing reef recovery following other stressors. Although the basic biology of C. galea is relatively well understood, the limited information on its predators prevents a complete understanding of predator-snail-coral relationships, which limits proper protection and conservation of coral reef ecosystems. To determine the impact predators of C. galea have on coral reef ecosystems, I assessed …


I Ain't Afraid Of No Crab: Intertidal Gastropod Littorina Littorea Behavioral Response To Predation Risk By Carcinus Maenas, Isabelle Erin Smy Apr 2023

I Ain't Afraid Of No Crab: Intertidal Gastropod Littorina Littorea Behavioral Response To Predation Risk By Carcinus Maenas, Isabelle Erin Smy

Honors College

Littorina littorea is an intertidal, invasive gastropod species common in the Gulf of Maine. In this paper, I studied the avoidance and risk-reducing behavioral responses of L. littorea to predation risk by invasive crustacean species Carcinus maenas. Avoidance and risk-reducing behavior in this study are defined by the tendency to move towards the edge and out of a simulated tide pool and the tendency to reduce feeding. The goal of this study was to determine whether the exposure to chemical cues of predators resulted in an increase in avoidance behavior, risk-reducing behavior, and a reduction in the time before the …


Is Temperature, Dissolved Oxygen, Or Salinity Driving Oyster Mortality On Breakwaters?, Ashten Notz, Aaron Bland, Ronald Baker Jan 2023

Is Temperature, Dissolved Oxygen, Or Salinity Driving Oyster Mortality On Breakwaters?, Ashten Notz, Aaron Bland, Ronald Baker

Gulf and Caribbean Research

No abstract provided.