Although many marine and freshwater fishes are named in "The Etymologies," and their names and habits explained, there is little mention of elasmobranch
In: Technical Manual for the Management of Elasmobranchs
For two decades, Beard mainly studied the elasmobranch
fishes (sharks, skates, and rays).
Such a method has been tested on an elasmobranch
dataset and found to be generally successful (Wong et al.
vertebrae are also present in the assemblage but were not identified beyond class.
Pescadores y Tiburones has also started educational workshops that cover elasmobranch
biology and management issues, and an environmental education curriculum for children is under development.
Traditionally, anatomical indicators such as body shape, gill surface area, and caudal fin aspect ratio have been used as indicators of the activity level (swimming speed) of an elasmobranch
The first North American occurrence of the Late Cretaceous elasmobranch
Ptychodus rugosus Dixon with comments on the functional morphology of the dentition and dermal denticles.
species are characterized by slow growth rates (e.
SAI and HSI are collaborating with Wildlife Conservation Society, Project AWARE, Shark Trust, and the German Elasmobranch
Society to promote CITES listings for sharks and rays.
Protection Group UAE (EPG-UAE) will hold its first public meeting on August 1 in Dubai to discuss new eco measures to stave off further declines of Gulf sharks.
Duguay et al  studied the Divergence of insulin-like growth factors I and II in the elasmobranch
Squalus acanthias and observed that the prototypical IGF molecule duplicated and diverged in an ancestor of the extant gnathostomes.
The top-ranked elasmobranch
by weight (finfish group) was the Atlantic angel shark, Squatina dumeril, ranked 6th, followed by the roughtail stingray, Dasyatis centroura, ranked 13th.
Pledge NS: Fossil elasmobranch
teeth of South Australia and their stratigraphic Distribution.
With its listing in 2002, the smalltooth sawfish would become the first elasmobranch
on the US Endangered Species List.