Results 51 to 60 of about 2,528 (204)

Sharks associated with a large sand shoal complex: Community insights from longline and acoustic telemetry surveys.

open access: yesPLoS ONE, 2023
Offshore sand shoals are a coveted sand source for coastal restoration projects and as sites for wind energy development. Shoals often support unique fish assemblages but their habitat value to sharks is largely unknown due to the high mobility of most ...
Eric Reyier   +6 more
doaj   +1 more source

Collagen Biomaterials: From Traditional Animal Sources to Marine and Recombinant Alternatives

open access: yesInternational Journal of Biomaterials, Volume 2026, Issue 1, 2026.
Collagen is the most abundant structural protein in animals and a key biomaterial due to its biocompatibility, biodegradability, and versatile functional properties. Traditionally, collagen has been obtained from land animal tissues such as bovine, porcine, and donkey skin, tendon, and bone.
Noushin Rezaeivandchali   +3 more
wiley   +1 more source

Fishery of elasmobranchs with some observations on the biology and stock assessment of Carcharhinus limbatus (P. Muller & Henle, 1839) exploited along Malabar coast [PDF]

open access: yes, 2012
Elasmobranchs are caught in trawls, gillnets and longlines along the Malabar region of Kerala and they are landed almost round the year, accounting less than 1% of the total catch.
Manojkumar, P P   +2 more
core  

Multiple paternity and hybridization in two smooth-hound sharks [PDF]

open access: yes, 2015
Multiple paternity appears to be a common trait of elasmobranch mating systems, with its occurrence likely driven by convenience, due to females seeking to minimize the stress of male harassment.
Gristina, Michele   +5 more
core   +1 more source

Concentración de Hg, Pb, Cd, Cr y As en hígado de Carcharhinus limbatus (Carcharhiniformes: Carcharhinidae) capturado en Veracruz, México

open access: yesRevista de Biología Tropical, 2013
La contaminación de los ecosistemas marinos y costeros por metales pesados en el Golfo de México es uno de los problemas que afectan a los recursos naturales del medio acuático.
Fernando Mendoza-Díaz   +5 more
doaj   +2 more sources

Presencia de juveniles de tiburón aletinegro Carcharhinus limbatus (Carcharhiniformes: Carcharhinidae) en la zona norte de la ecoregión Tayrona, Caribe colombiano Presence of young blacktip sharks Carcharhinus limbatus (Carcharhiniformes: Carcharhinidae) in the north area of the Tayrona ecoregion, Colombian Caribbean

open access: yesLatin American Journal of Aquatic Research, 2008
Se registra la presencia de dos juveniles de Carcharhinus limbatus (Valenciennes, 1839) capturados por pescadores artesanales en el sector de la desembocadura del río Don Diego (11°18'N-73°43'W) al norte de la zona de influencia del Parque Nacional ...
Juan Gaitán-Espitia   +1 more
doaj  

Defining distribution and habitat use of west‐central Florida’s coastal sharks through a research and education program

open access: yesEcology and Evolution, 2021
Identifying critical habitat for highly mobile species such as sharks is difficult, but essential for effective management and conservation. In regions where baseline data are lacking, non‐traditional data sources have the potential to increase ...
Lindsay L. Mullins   +5 more
doaj   +1 more source

Inter-oceanic divergence and speciation in Carcharhinus plumbeus, Carcharhinus limbatus and Carcharhinus falciformis inferred from mitochondrial DNA sequence

open access: yes, 2020
Phylogeographic patterns were examined for two species of shark that are circumglobally distributed (Carcharhinus plumbeus and Carcharhinus limbatus), but restricted to coastal waters and a third species (Carcharhinus falciformis) that is circumglobally distributed, but oceanic.
openaire   +3 more sources

Identifying trade-offs and reference points in support of ecosystem approaches to managing Gulf of Mexico menhaden

open access: yesFrontiers in Marine Science, 2023
Gulf menhaden (Brevoortia patronus) support the largest fishery by yield in the Gulf of Mexico (GoM) and are a key forage species for many marine predators.
Igal Berenshtein   +7 more
doaj   +1 more source

Conservation Biology of Elasmobranchs [PDF]

open access: yes, 1993
Elasmobranchs are vital and valuable components of the marine biota. From an ecological perspective they occupy the role of top predators within marine food webs, providing a regulatory control that helps balance the ecosystem.

core  

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