Results 111 to 120 of about 4,709 (218)

Chondrichthyan Fauna from the Pirabas Formation, Miocene of Northern Brazil, with Comments on Paleobiogeography [PDF]

open access: yesAnuário do Instituto de Geociências, 2005
The chondrichthyan fauna from the Pirabas Formation is redescribed. Only thirteen nominal taxa are considered valid. From these taxa, ten were reassigned to extant taxa (Carcharhinus sorrah, Carcharhinus perezii, Galeocerdo cuvier, Rhizoprionodon ...
Márcia Aparecida Fernandes dos Reis
doaj  

Ichthyofauna from the lower devonian (lochkovian) deposits of the southwestern part of Belarus [PDF]

open access: yes, 2015
Приводятся результаты палеоихтиологического изучения керна скважины Томашовка 11, даны исторические сведения по изучению нижнедевонской ихтиофауны в пределах юго-западной части ...
Plax, D. P.
core  

Lista patrón de los tiburones, rayas y quimeras (Chondrichthyes, Elasmobranchii, Holocephali) de México

open access: yesArxius de Miscel-lània Zoològica, 2015
Checklist of sharks, rays and chimaeras (Chondrichthyes, Elasmobranchii, Holocephali) from Mexico We present an annotated checklist of the species of sharks, rays and chimaeras (chondrichthyan fishes) occurring in Mexican waters, based on a thorough ...
Del Moral-Flores, L. F.   +4 more
doaj  

Progress report for SRDCP on the Atlantic-wide study on the age and growth of shortfin mako shark [PDF]

open access: yes, 2017
The ICCAT Shark Research and Data Collection Program (SRDCP) aims to develop and coordinate science and science-related activities needed to support provision of sound scientific advice for the conservation and management of pelagic sharks in the ...
Carlson, John   +6 more
core  

A CHONDRICHTHYAN COMPENDIUM [PDF]

open access: yesJournal of Experimental Biology, 2005
openaire   +1 more source

Ecological risk assessment of the East Coast Otter Trawl Fishery in the Great Barrier Reef Marine Park: Data report [PDF]

open access: yes, 2012
An ecological risk assessment of the East Coast Otter Trawl Fishery in the Great Barrier Reef Region was undertaken in 2010 and 2011. It assessed the risks posed by this fishery to achieving fishery-related and broader ecological objectives of both the ...
Courtney, A. J.   +7 more
core   +1 more source

An Integrated Approach to Determining the Risk of Overexploitation for Data-Poor Pelagic Atlantic Sharks [PDF]

open access: yes, 2008
Assesses the risk of over-exploitation of sharks in Atlantic longline fisheries using three metrics based on multivariate statistics as a way to make management recommendations for species with limited data.

core  

Tiburones: El Estado de la ciencia [PDF]

open access: yes, 2010
Debido a sus características biológicas, los tiburones son particularmente vulnerables a la sobrepesca: crecen lento, maduran sexualmente a una edad tardía y producen pocas crías. Por ello, un gran número de sus especies se encuentran o bien amenazados o
Alexia C. Morgan
core  

Social, Economic, and Regulatory Drivers of the Shark Fin Trade [PDF]

open access: yes
The demand for shark fins is arguably the most important determinant of the fate of shark populations around the world. This paper examines the role that social and economic factors in China play in driving the trade both historically and under current ...
Bjorndal, Trond   +2 more
core   +1 more source

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