During the last 30 years, at-sea studies of seabirds and marine mammals in the oceans
south of the Subtropical Front have described an association with major frontal areas. More …

Marine dredging is an excavation activity carried out worldwide by many industries. Concern
about the impact dredging has on marine life, including marine mammals (cetaceans …

Choices made by foraging animals should maximize energy intake, although 'irrational'short-
term behaviours are common. One explanation for this is that environmental variation may …

We examined how seabirds might be used to study marine environmental variables, which
necessitates knowing location and the value of the variable to be studied. Five systems can …

The distribution of foraging activity for female Antarctic fur seals was investigated at Cap Noir
(49 07¹S, 70 45¹E), Kerguelen Island in February 1998. Eleven females were fitted with a …

Tracks of marine animals in the wild, now increasingly acquired by electronic tagging of
individuals, are of prime interest not only to identify habitats and high-risk areas, but also to …

Elephant seals regularly perform dives during which they spend a large proportion of time
drifting passively through the water column. The rate of vertical change in depth during …

Energetic tidal-stream environments are characterized by frequent, variable, yet broadly
predictable currents containing ephemeral flow structures that change across multiple spatio …

In recent years, marine predator and seabird tracking studies have become ever more
popular. However, they are often conducted without first considering how many individuals …

Nous avons étudié le comportement de plongée, les zones d'alimentation et la présence
dans la colonie chez des femelles de l'Otarie d'Australie (Arctocephalus pusillus doriferus) …