Biology of Sharks and Their Relatives is an award-winning and groundbreaking exploration
of the fundamental elements of the taxonomy, systematics, physiology, and ecology of …

An annotated checklist of the chondrichthyan fishes (sharks, batoids and chimaeras) of the
world is presented. As of 7 November 2015, the number of species totals 1188, comprising …

Abstract Batoids (Chondrichthyes: Batoidea; eg stingrays, skates, and guitarfish) comprise
more than 55% of elasmobranch taxa and represent ecologically important predators in …

Among the most common statements made in studies of elasmobranch ecology is
something to the effect that “sharks play an important role in marine ecosystems.” Although …

An annotated checklist of chondrichthyan fishes (sharks, batoids, and chimaeras) occurring
in South African waters is presented. The checklist is the result of decades of research and …

Skates by virtue of their abundance and widespread occurrence appear to play an influential
role in the food webs of demersal marine communities. However, few quantitative dietary …

An annotated checklist of the fish species of the Madagascar EEZ (southwestern Indian
Ocean) comprises a total of 1,798 species in 247 families. 158 species are recorded from …

Founding numerous ecological learning centers, community-supported farms, and other
earth ministries on their lands has been one such response to the call. Data from personal …

Many sharks and skates are particularly vulnerable to overfishing because of their large
size, slow growth, late maturity and low fecundity. In Europe dramatic population declines …

Standardised diets and trophic level (TL) estimates were calculated for 75 ray species from
the suborders Myliobatoidei (67 spp.) and Torpedinoidei (8 spp.). Decapod crustaceans …