Meeting Abstract 121-1  Tuesday, Jan. 7 10:30 – 10:45  mCherry-pHLuorin Tagging Illuminates the Role of Light Organ pH Modulation in the Vibrio fischeri–Euprymna scolopes Symbiosis PIPES, BL*; NISHIGUCHI, MK; New Mexico State University; New Mexico State University nish@nmsu.edu http://nishsymbiosislab.com The bioluminescent marine bacterium Vibrio fischeri has been used to study mechanisms of environmental specificity in mutualistic associations […]

Meeting Abstract 121-3  Tuesday, Jan. 7 11:00 – 11:15  Salinity effects on water and salt transport components in the intestine of Atlantic killifish (Fundulus heteroclitus) STARLING, JA*; GUATAM, S; HOWARD, LJ; MADSEN, SS; TIPSMARK, CK; UNIVERSITY OF ARKANSAS, FAYETTEVILLE, AR; UNIVERSITY OF SOUTHERN DENMARK, ODENSE, DENMARK jastanle@uark.edu Atlantic killifish is a hardy euryhaline teleost that thrives in […]

Meeting Abstract 121-5  Tuesday, Jan. 7 11:30 – 11:45  Legacy PCB Contamination Negatively Impacts Osmoregulatory Biomarkers in Pregnant Stingrays and their Embryos LYONS, K*; WYNNE-EDWARDS, KE; Georgia Aquarium; University of Calgary klyons@georgiaaquarium.org Elasmobranchs utilize a unique osmoregulatory strategy based on urea as the main osmolyte. Because this strategy is energetically expensive, perturbations to homeostasis, such as that […]

Meeting Abstract 121-2  Tuesday, Jan. 7 10:45 – 11:00  It’s All About the Fluxes: Temperature Influences Ion Transport and Toxicity in Aquatic Insects ORR, SE*; BUCHWALTER, DB; North Carolina State University; North Carolina State University seorr@ncsu.edu Many freshwater ecosystems are becoming saltier and/or warmer, but our understanding of how these factors interact and affect the physiology and […]

Meeting Abstract 121-4  Tuesday, Jan. 7 11:15 – 11:30  Electrogenic Sodium Transport by Insect Cation-Chloride Cotransporters? GILLEN, CM*; PIERMARINI, PM; ROMERO, MF; Kenyon College, Gambier, OH; The Ohio State University; Mayo Clinic, Rochester, MN gillenc@kenyon.edu Cation-chloride cotransporters (CCCs) regulate cell volume and intracellular chloride and contribute to transepithelial salt secretion and absorption. CCCs include the K-Cl, Na-Cl, […]

Meeting Abstract 121-6  Tuesday, Jan. 7 11:45 – 12:00  Aquaporin Expression in the Gill of Japanese Medaka ELLIS, LV*; BOLLINGER, RJ; WEBER, HM; MADSEN, SS; TIPSMARK, CK; University of Arkansas; University of Arkansas and University of Southern Denmark; University of Arkansas; University of Southern Denmark; University of Arkansas lvellis@uark.edu Aquaporins (Aqps) are theorized to regulate cell volume […]

Meeting Abstract 121.3  Monday, Jan. 7  Resolving the genus Philine: Description and phylogenetic placement of six previously undocumented species (Gastropoda: Opisthobranchia) GONZALES, C.M.*; GOSLINER, T.M.; Duke University; California Academy of Sciences cgonzales@calacademy.org Species of the genus Philine, one of the most species-rich genera of opisthobranchs, are predatory sea slugs who use their ability to secrete poisonous toxins […]

Meeting Abstract 121.6  Monday, Jan. 7  Population genetics of the symbiotic sea anemone Aiptasia sp. GRAJALES, A*; RODRIGUEZ, E; American Museum of Natural History agrajales@amnh.org Sea anemones (Cnidaria: Anthozoa: Actiniaria) belonging to the genus Aiptasia have been used as a model organism in an increasing number of studies detailing mutualism of dinoflagellate-cnidarian symbiosis, bleaching mechanisms, and invertebrate […]

Meeting Abstract 121.2  Monday, Jan. 7  Evolution of parental care in Endomyarian sea anemones LARSON, P.G.*; DALY, M.; The Ohio State University; The Ohio State University larson.309@osu.edu In benthic, primarily sessile animals like sea anemones (Cnidaria: Actiniaria), the retention of developing offspring (brooding) can significantly impact the potential for dispersal and speciation when compared with a strategy […]

Meeting Abstract 121.4  Monday, Jan. 7  Biogeographic Insights from Molecular Phylogenetics of Pacific Northwest Sea Stars MAH, C.*; FOLTZ, D.; Dept. of Invertebrate Zoology, NMNH, Washington DC; Dept. of Biological Science, Louisiana State University mahch@si.edu Recently molecular phylogenetic analyses of the Asteroidea have produced comprehensive and well-resolved trees for the Forcipulatacea and the Valvatacea, two of the […]