Results 91 to 100 of about 3,196 (192)

Protection from illegal fishing and shark recovery restructures mesopredatory fish communities on a coral reef

Ecology and Evolution, 2019
The recovery of communities of predatory fishes within a no‐take marine reserve after the eradication of illegal fishing provides an opportunity to examine the role of sharks and other large‐bodied mesopredatory fishes in structuring reef fish ...
Conrad W. Speed, Matthew J. Rees, Katherine Cure, Brigit Vaughan, Mark G. Meekan   +4 more
doaj   +1 more source

Evolutionary trends in the elasmobranch neurocranium

Scientific Reports
Abstract The neurocranium (braincase) is one of the defining vertebrate characters. Housing the brain and other key sensory organs, articulating with the jaws and contributing to the shape of the anteriormost portion of the body, the braincase is undoubtedly of great functional importance.
Gayford, J, Brazeau, M, Naylor, GJP
openaire   +4 more sources

A Fragile Stronghold: Genomics Reveal Angelshark Population Vulnerability in Corsica, a Key Mediterranean Refuge

Ecology and Evolution
Once common in Eastern Atlantic and Mediterranean coastal waters, the angelshark (Squatina squatina) has disappeared from 90% of its historical geographic range over the last century.
Nadia Faure, Maurine Vilcot, Franck Pichot, Jean‐Jacques Riutort, Adèle Barroil, Florian Holon, Nicolas Tomasi, David Mouillot, Julie Deter, Stéphanie Manel   +9 more
doaj   +1 more source

Evidence of active sound production by a shark

Royal Society Open Science
Elasmobranchs are an evolutionarily ancient group of cartilaginous fishes that can hear underwater sounds but are not historically viewed as active sound producers.
Carolin Nieder, Eric Parmentier, Andrew G. Jeffs, Craig Radford   +3 more
doaj   +1 more source

Forensic genetics for monitoring the illegal trade of hammerhead sharks (Sphyrna spp.) using a multiplex PCR protocol

Frontiers in Marine Science
IntroductionAll Sphyrna species occurring along the Brazilian coast are threatened with extinction, largely due to intense harvesting to supply the shark fin and meat trade.
Thais Martins, Ítalo Lutz, Raimundo Da Silva, Gabriel Monteiro De Lima, Paula Santana, Nicolly Santa Brígida, Marcelo Vallinoto, Iracilda Sampaio, Grazielle Evangelista-Gomes   +8 more
doaj   +1 more source

Color Changes in Elasmobranchs [PDF]

Proceedings of the National Academy of Sciences, 1936
openaire   +2 more sources

Catchability Pattern of Cartilaginous Fishes with an Updated Their Diversity and Distribution Along the Egypt's Mediterranean Coast: Conservation and Bycatch Challenges. [PDF]

Animals (Basel)
Farrag MMS, Adel M, El-Geddawy MMA, Serena F.   +3 more
europepmc   +1 more source

Recurrent Alternate Parthenogenesis in the Common Smooth-Hound Shark (<i>Mustelus mustelus</i>) with Additional Cases and Further Evidence for a Putative Adaptive Reproductive Strategy. [PDF]

Animals (Basel)
Sciuto S, Esposito G, Gagliardi F, Di Nicola MR, Pastorino P, Ruiu N, Milanese G, Kube N, Santo OD, Prearo M, Acutis PL, Colussi S.   +11 more
europepmc   +1 more source

First evidence of polyandry for amazonian stingray (Potamotrygon wallacei Carvalho, Rosa & Araújo 2016) based on genome-wide SNP data. [PDF]

Mol Biol Rep
da Silva LES, Bittencourt PST, de Lima Muniz F, Duncan WLP, Hrbek T, Farias IP.   +5 more
europepmc   +1 more source

Interactions of Mucus Monosaccharides and the Epidermal Microbiome in Four Benthic Elasmobranchs. [PDF]

Environ Microbiol Rep
Kerr EN, Yu L, Hesse RD, Roberts CN, Bulone V, Meyer L, Edwards RA, Doane MP, Dinsdale EA.   +8 more
europepmc   +1 more source