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Biology Faculty Publications and Presentations

Bioaccumulation

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Full-Text Articles in Marine Biology

Use Of The Sea Hare (Aplysia Fasciata) In Marine Pollution Biomonitoring Of Harbors And Bays, Frank J. Dirrigl, Zachariah Badaoui, Carlos Tamez, Christopher Vitek, Jason Parsons Apr 2018

Use Of The Sea Hare (Aplysia Fasciata) In Marine Pollution Biomonitoring Of Harbors And Bays, Frank J. Dirrigl, Zachariah Badaoui, Carlos Tamez, Christopher Vitek, Jason Parsons

Biology Faculty Publications and Presentations

Our study evaluated heavy metal concentrations in soft tissues of sea hare, Aplysia fasciata, from the Lower Laguna Madre, Texas. Heavy metals in tissues followed Se > As > Pb > Cd. Concentrations ranged As (BDL-28.08), Cd (BDL-5.50), Pb (BDL-12.85) and Se (4.25-93.43 ppm). Median As, Cd, Pb, and Se tissue levels exceeded exposure levels. Significant relationships occurred in metal-metal (As-Cd, As-Pb, Cd-Pb, Cd-Se, and Pb-Se), metal-tissue (significant Se uptake by inhalant and exhalant siphons and As in the hepatopancreas), and metal-metal within tissue (As-Pb in the hepatopancreas and Cd-Pb in the digestive cecum) analyses (p