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Identification and Delineation of Essential Habitat for Elasmobranchs in Estuaries on the Texas Coast
Essential habitat is required for a given species to complete its lifecycle and includes habitat for breeding, feeding, and growth. …
Dominic G. Swift
,
David S. Portnoy
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Under the radar: genetic assessment of Rio Grande Shiner (Notropis jemezanus) and Speckled Chub (Macrhybopsis aestivalis), two Rio Grande basin endemic cyprinids that have experienced recent range contractions
The Rio Grande drainage of the southwestern United States and Mexico has undergone intense anthropogenic alteration by water …
Megan J. Osborne
,
David S. Portnoy
,
Andrew T. Fields
,
Megan G. Bean
,
Christopher W. Hoagstrom
,
Kevin W. Conway
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High Rates of Genetic Polyandry in the Blacknose Shark, Carcharhinus acronotus
Genetic polyandry was assessed in 27 litters of Blacknose Shark (
Carcharhinus acronotus
) from genetically distinct populations in the …
Amanda M. Barker
,
Bryan S. Frazier
,
James Gelsleichter
,
R. Dean Grubbs
,
Christopher M. Hollenbeck
,
David S. Portnoy
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A genomic assessment of movement and gene flow around the South Florida vicariance zone in the migratory coastal blacknose shark, Carcharhinus acronotus
South Florida has been identified as a genetic break for multiple mobile marine taxa but the mechanisms that impede gene flow largely …
Pavel v. Dimens
,
Stuart Willis
,
R. Dean Grubbs
,
David S. Portnoy
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Hybridization between sympatric hammerhead sharks in the western North Atlantic Ocean
Hybridization between closely related species has been documented across a wide range of taxa but has not been well studied in …
Amanda M. Barker
,
Douglas H. Adams
,
William B. Driggers
,
Bryan S. Frazier
,
David S. Portnoy
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Evolution of population structure in an estuarine‐dependent marine fish
Restriction site‐associated DNA (RAD) sequencing was used to characterize neutral and adaptive genetic variation among geographic …
Christopher M. Hollenbeck
,
David S. Portnoy
,
John R. Gold
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Genetic mapping and comparative genomics to inform restoration enhancement and culture of southern flounder, Paralichthys lethostigma
Southern flounder, Paralichthys lethostigma, historically support a substantial fishery along the Atlantic and Gulf coasts of the …
Shannon J. O’Leary
,
Christopher M. Hollenbeck
,
Robert R. Vega
,
John R. Gold
,
David S. Portnoy
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These aren’t the loci you’re looking for: Principles of effective SNP filtering for molecular ecologists
Sequencing reduced‐representation libraries of restriction site‐associated DNA (RADseq) to identify single nucleotide polymorphisms …
Shannon J. O'Leary
,
Jonathan B. Puritz
,
Stuart C. Willis
,
Christopher M. Hollenbeck
,
David S. Portnoy
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Haplotyping RAD loci: an efficient method to filter paralogs and account for physical linkage
Next-generation sequencing of reduced-representation genomic libraries provides a powerful methodology for genotyping thousands of …
Stuart C. Willis
,
Christopher M. Hollenbeck
,
Jonathan B. Puritz
,
John R. Gold
,
David S. Portnoy
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Identification of young-of-the-year great hammerhead shark Sphyrna mokarran in northern Florida and South Carolina
Two sharks, visually identified in the field as young-of-the-year (YOY) scalloped hammerhead (
Sphyrna lewini
), were identified as great …
A. M. Barker
,
B. S. Frazier
,
D. M. Bethea
,
J. R. Gold
,
D. S. Portnoy
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