Shark depredation, where a shark partially or completely consumes an animal caught by
fishing gear before it can be retrieved to the fishing vessel, occurs in commercial and …

Cartilaginous fishes (Chondrichthyes), including sharks, skates, rays, elephant fishes and
chimaeras, have been in existence for over 400 million years and represent early stages of …

Abstract 450 million years of evolution have given chondrichthyans (sharks, rays and allies)
ample time to adapt perfectly to their respective everyday life challenges and cognitive …

Highlights•Nonsocial, juvenile Port Jackson sharks learnt faster with trained demonstrators.•
Acquisition occurred between training bouts.•Social living is not a prerequisite for social …

Baited video systems have been widely used to assess the relative abundance and diversity
of sharks in locations around the world, however they provide limited information on …

Ocean warming can induce physiological and behavioural effects in marine predators that
can cascade through ecosystems. A lack of understanding of the effects of elevated …

Elasmobranchs are highly diverse in movement, sensory capacity, and behavioural
responses to the environment, leading to differences in the function and nature of …

Sharks (elasmobranchs) are an ancient, diverse group of fishes, representing a basal stage
in the evolution of vertebrate hearing. Yet, our understanding of behavioural measures of …

Highlights•We tested whether sharks habituate to olfactory cues.•Shark response to olfactory
cues decreased over time.•Sharks showed both short-and long-term habituation.• …

Cognitive abilities of sharks are well developed and comparable to teleosts and other
vertebrates. Most studies exploring elasmobranch cognitive abilities have used visual …