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USF Tampa Graduate Theses and Dissertations

2021

Conservation

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Examining The Presence Of A Possible Species Complex Of Octopus Joubini (Cephalopoda: Octopodidae) In The Eastern Gulf Of Mexico, Haley Holloway Jun 2021

Examining The Presence Of A Possible Species Complex Of Octopus Joubini (Cephalopoda: Octopodidae) In The Eastern Gulf Of Mexico, Haley Holloway

USF Tampa Graduate Theses and Dissertations

The Pygmy Octopus Octopus joubini (Robson, 1929) is a small, shallow water species found throughout the Gulf of Mexico (GoM), western Atlantic Ocean and the northeastern Caribbean Sea (Mather, 1982; Jereb & Roper, 2014; Judkins, 2009). This species is believed to belong to a complex based upon morphological features including arm length, web depth, sucker size, egg size, hatchling ecology, and chromatophore coloration. It has been proposed that Octopus mercatoris, another pygmy species found in the GoM, may belong in this complex; however, no analyses have been performed to verify this claim. The present study incorporated morphological comparisons with …


Shorebird Response To Human-Induced Changes At Three Pinellas County Beaches, Rebecca J. Ruthberg-Campagna Mar 2021

Shorebird Response To Human-Induced Changes At Three Pinellas County Beaches, Rebecca J. Ruthberg-Campagna

USF Tampa Graduate Theses and Dissertations

Worldwide, shorebird habitat is being destroyed and degraded by development and sea level rise. Shorebirds depend on availability of pristine, undisturbed coastal habitats for resting and feeding during migration as well as for reproduction. Migratory shorebirds using the East Atlantic Flyway visit the Gulf of Mexico Beaches of Pinellas County, Florida as a stopover site during Fall and Spring migration. In addition to hosting migratory species, Pinellas County beaches are home to several year-round resident species that breed during Summer. Pinellas County is the most densely populated county in Florida, and its Gulf Coast is heavily developed with commercial and …