Results 81 to 90 of about 536 (154)

Determination of limited histotrophy as the reproductive mode in Mustelus schmitti Springer, 1939 (Chondrichthyes: Triakidae): analysis of intrauterine growth of embryos

open access: yesNeotropical Ichthyology
This work analyzed length-mass relationship, growth in length, mass variations and dynamic of yolk sac depletion of Mustelus schmitti embryos, extracted from females catched by the artisanal fishery acting off La Paloma (34°39'S, 54°10'W, Uruguay) during
Luis Orlando   +5 more
doaj   +1 more source

Triakidae

open access: yes, 2013
Family TriakidaePublished as part of Straube, Nicolas, White, William T., Ho, Hsuan-Ching, Rochel, Elisabeth, Corrigan, Shannon, Li, Chenhong & Naylor, Gavin J.
Straube, Nicolas   +6 more
core   +1 more source

Morphological indicators of initial reproductive commitment in Mustelus schmitti (Springer 1939) (Chondrichthyes, Triakidae): folliculogenesis and ovarian structure over the life cycle

open access: yesBrazilian Journal of Biology
This work provides information about the sexual commitment and the folliculogenesis of the gatuzo, Mustelus schmitti. A total of 112 females of all maturity stages were fished in the Bahía Blanca estuary, between 2009 and 2010.
EJ Galíndez   +2 more
doaj   +1 more source

Food habits of Mustelus lunulatus and M. henlei (PISCES: TRIAKIDAE) colected in Parque Nacional Natural Gorgona, Colombian Pacific

open access: yes, 2003
From June 1988 to July 1992, non-continuous samples of two species of cartilaginous fish of the family Triakidae were taken in the National Natural Park Gorgona. Stomach contents of 139 individuals of Mustelus lunulatus and 51 individuals of M.
Zapata, L.A.   +3 more
core  

Improving elasmobranch baselines in the California Channel Islands through ZooMS and stable isotope analyses

open access: yesFrontiers in Environmental Archaeology
Sharks are among the world's most endangered vertebrates, having declined by over 70% in abundance over the past 50 years—a collapse driven primarily by modern fishing. However, the extent of this impact is difficult to assess without improved records of
Michael Buckley   +10 more
doaj   +1 more source

A new species of Mustelus (Family: Triakidae) from Indian EEZ

open access: yes, 2011
28-31A species of shark of the genus Mustelus belonging to the family Triakidae new to the science has been described. The new species was collected during the commercial trawling operation conducted along the continental slope of Indian EEZ.
Kurup, B. Madhusoodana   +2 more
core  

Reproducción y alimentación del tiburón enano Mustelus dorsalis (Pisces: Triakidae) en el Golfo de Nicoya, Costa Rica: Elementos para un manejo sostenible

open access: yesRevista de Biología Tropical, 2006
Se determinaron aspectos reproductivos y alimentarios del tiburón enano Mustelus dorsalis, a partir de 311 ejemplares capturados con línea y anzuelo en el Golfo de Nicoya, Costa Rica, durante marzo de 1999 y mayo de 2000. Se reconocieron 250 hembras y 61
José Rodrigo Rojas M
doaj  

DNA-based species identification of shark fins traded in thai markets. [PDF]

open access: yesConserv Genet, 2023
Klangnurak W   +3 more
europepmc   +1 more source

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