The decline of shark populations in the world ocean is affecting ecosystem structure and
function in an unpredictable way and new ecological information is today needed to better …

Shark fin is one of Asia's most valued dried seafood products, with over 80 shark species
traded in Hong Kong [HK]. We analyzed processed shark fins from mainland China and HK …

To explore the feasibility of using beak microstructure information to estimate the age of
Sthenoteuthis oualaniensis, the microstructures of the upper beaks of individual squid were …

Pelagic sharks are top predators with key role in the structure and functioning of ocean
ecosystems. However, little is known on their assemblage-wide trophic ecology. Specifically …

The objective of the present study was to determine the diet composition and feeding habits
of the crocodile shark, Pseudocarcharias kamoharai, in Ecuadorian waters, Southeast …

The increased risk of local extinction becomes critical for sharks depending on the narrow
and isolated coastal habitats of oceanic islands. This includes large pelagic oceanic sharks …

Tropical small island developing states (SIDS), with their geographical isolation and limited
resources, heavily rely on the fisheries industry for food and revenue. The presence of …

Ontogenetic changes in habitat and food preferences are common in nature; they reflect
changes in the needs of organisms during their lifetime. Studying the dietary ontogeny of …

Elasmobranchs (sharks and rays) are of great economic and ecological importance.
However, no studies have examined the scientific production of this important subclass …

Sharks and their relatives fill many roles in their ecosystems, including as predators,
competitors, and prey, as well as facilitators of other species. In this chapter, we review and …