Results 41 to 50 of about 734 (161)

Marine Biodiversity and Ecosystem Health of Ilhas Selvagens, Portugal [PDF]

open access: yes, 2016
In September 2015, National Geographic's Pristine Seas project, in conjunction with the Instituto Universitário-Portugal, The Waitt Institute, the University of Western Australia, and partners conducted a comprehensive assessment of the rarely surveyed ...
A. Estep   +9 more
core  

Further observations on the biology of the sting ray, Dasyatis imbricatus (Schneider) at PortoNovo [PDF]

open access: yes, 1983
The length weight relationship of Dasyatis imbricatus (schneider) was calculated separately for males and females. The results show that exponent is greater than 3 for females suggest ing that growth is not strictly isometric. Analysis of gut contents
Devadoss, P
core  

Condrictios de la Argentina y Uruguay: lista de trabajo [PDF]

open access: yes, 2007
Presentamos aquí una lista actualizada de los condrictios (tiburones, rayas, quimeras y pez elefante) que han sido citados de la Argentina y Uruguay, incluyendo las especies de agua dulce de la familia Potamotrygonidae.
Lucifora, Luis O., Menni, Roberto C.
core  

Distribution and sighting frequency of reef fishes in the Florida Keys National Marine Sanctuary [PDF]

open access: yes, 2001
This study analyzed species richness, distribution, and sighting frequency of selected reef fishes to describe species assemblage composition, abundance, and spatial distribution patterns among sites and regions (Upper Keys, Middle Keys, Lower Keys, and ...
Gittings, S.   +3 more
core  

Diversification of the Neoselachii (Chondrichthyes) during the Jurassic and Cretaceous [PDF]

open access: yes, 2006
The Neoselachii are a monophyletic group including all of the extant sharks and rays. They underwent rapid diversification throughout the Jurassic and Cretaceous, going from low-diversity assemblages of members of extinct orders in the Late Triassic to ...
Underwood, Charlie J.
core   +1 more source

Animais aquáticos venenosos e perigosos da Europa com ênfase em Portugal Continental e Ilhas [PDF]

open access: yes, 2016
A listagem abaixo, tecnicamente desenvolvida ao longo de um trabalho de pesquisa de cerca de seis anos, pretende descrever e informar o leitor sobre dados adicionais que complementam o livro acima mencionado.
Barreiros, João P., Haddad Jr., Vidal
core  

Adriatic chondrichthyes [PDF]

open access: yes, 2018
Hrskavičnjače (Chondrichtyes) su evolucijski stari razred koji se dijeli na dva podrazreda: prečnouste (Elasmobranchii) u koje spadaju morski psi (Selachii) i raže (Batoidea) te cjeloglavke (Holocephali).
Horvat Velić, Emina
core   +2 more sources

I Like This New Me: Unravelling Population Structure of Mediterranean Electric Rays and Taxonomic Uncertainties within Torpediniformes. [PDF]

open access: yesAnimals (Basel), 2023
Melis R   +10 more
europepmc   +1 more source

Code list of common marine living resources of the Indian Seas (With Revised Version) [PDF]

open access: yes, 1983
The Central Marine Fisheries Research Institute has been estimating marine fish landings along the Indian Coast for the past three decades and the data are being furnished to Central and State Governments, Industry, and national and international ...
Andrews, Joseph   +4 more
core  

Integrated genomics and proteomics of the Torpedo californica electric organ: concordance with the mammalian neuromuscular junction [PDF]

open access: yes, 2011
Background During development, the branchial mesoderm of Torpedo californica transdifferentiates into an electric organ capable of generating high voltage discharges to stun fish.
Suzanne E Mate   +2 more
core   +1 more source

Home - About - Disclaimer - Privacy