Results 121 to 130 of about 14,511 (238)

The Myosin Heavy Chain specific A4.1025 antibody discriminates different cardiac segments in ancient groups of gnathostomes: Morphological and evolutionary implications [PDF]

open access: yes, 2016
El resumen aparece en el Program & Abstracts of the 11th International Congress of Vertebrate Morphology, Washington DC 2016. Anatomical Record, Volume 299, Special Feature: 263.The pan-Myosin Heavy Chain (pan-MyHC) marker MF20 have been reported to show
Durán, Ana C.   +5 more
core  

Early life sensory ability—ventilatory responses of thornback ray embryos (Raja clavata) to predator-type electric fields [PDF]

open access: yes, 2015
Predator avoidance is fundamental for survival and it can be particularly challenging for prey animals if physical movement away from a predatory threat is restricted. Many sharks and rays begin life within an egg capsule that is attached to the sea bed.
Ballard   +37 more
core   +1 more source

MYOCARDIAL STRUCTURE AND VASCULARIZATION OF THE HEART VENTRICLE IN HOLOCEPHALI: IMPLICATIONS FOR HEART EVOLUTION [PDF]

open access: yes, 2013
El resumen aparece en el Program & Abstracts of the 10th International Congress of Vertebrate Morphology, Barcelona 2013. Anatomical Record, Volume 296, Special Feature — 1: P-075.It has been classically assumed that the ventricle of the primitive ...
Durán, Ana C.   +5 more
core  

Working Group on Elasmobranch Fishes (WGEF) [PDF]

open access: yes, 2019
ICES WGEF meets annually and is responsible for providing assessments and advice on the state of the stocks of sharks, skates, and rays throughout the ICES area. In 2020, WGEF provided ad-vice for 28 stocks of rays and skates distributed in two ecoregions: the Celtic Seas and the Bay of Biscay and Iberian coast.
openaire   +6 more sources

The bulbus arteriosus of the holocephalan heart [PDF]

open access: yes, 2013
El resumen aparece en el Program & Abstracts of the 10th International Congress of Vertebrate Morphology, Barcelona 2013.Anatomical Record, Volume 296, Special Feature — 1: P-074.Previous work has shown that the outflow tract of the elasmobranch heart ...
Durán, Ana C.   +5 more
core  

Age and growth of spiny dogfish (Squalus acanthias) in the Gulf of Alaska: analysis of alternative growth models [PDF]

open access: yes, 2010
Ten growth models were fitted to age and growth data for spiny dogfish (Squalus acanthias) in the Gulf of Alaska. Previous studies of spiny dogfish growth have all fitted the t0 formulation of the von Bertalanffy model without examination of alternative
Fujioka, Jeffrey T.   +2 more
core  

Distribution and abundance of elasmobranchs in the Indian EEZ [PDF]

open access: yes, 1996
Elasmobranchs were present in 100 trawling stations of depth up to 170 m, along the Indian EEZ, where the FORV Sagar Sampada carried out fishing operations during her first hundred cruises.
Devadoss, P   +4 more
core  

Elasmobranch resources of India [PDF]

open access: yes, 2000
Available information on the length-weight relationship, age and growth for some elasmobranch species was compiled and growth parameters discussed.
Chandrasekar, S   +4 more
core  

First record of the starfish Luidia atlantidea in the Canary Islands [PDF]

open access: yes, 2018
We document the first observations of Luidia atlantidea Madsen, 1950 (Luidiidae; Paxillosida, Asteroidea) along the coasts of the Canary Islands, which represents a new westward occurrence of its known range.
Narváez, K., Osaer, Filip
core  

Status of Elasmobranchs Fishery in Chennai, India [PDF]

open access: yes, 2009
Catches of elasmobranchs in India showed an increasing trend from 27.4 thousand t in 1961 to 49 thousand t in 2006. During 2006, among the total elasmobranch catches throughout India, Tamil Nadu contributed substantially with 10.8 thousand tonnes ...
Batcha, Hameed   +4 more
core  

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