The conservation of harbor porpoises (Phocoena phocoena) appears to be failing in
Europe. There are particular concerns about this species in the Baltic Proper, Black, and …

Reproductive failure in mammals due to exposure to polychlorinated biphenyls (PCBs) can
occur either through endocrine disrupting effects or via immunosuppression and increased …

Abstract The Marine Strategy Framework Directive has become the key instrument for
marine conservation in European seas. We review its implementation, focusing on cetacean …

Mating with multiple partners is common across species, and understanding how individual
males secure fertilization in the face of competition remains a fundamental goal of …

A variety of mammals suppress reproduction when they experience poor physical condition
or environmental harshness. In many marine mammal species, reproductive impairment has …

The North Sea is one of the most heavily used shelf regions worldwide with a diversity of
human impacts, including shipping, pollution, fisheries, and offshore constructions. These …

The harbour porpoise is the only cetacean species native to German waters. Since human
pressures are suggested to shorten their reproductive lifespan, basic knowledge on …

For odontocetes, passive acoustic monitoring (PAM) can be used to differentiate between
occurrence and foraging through analysis of click characteristics. Feeding buzzes and …

Polychlorinated biphenyls (PCBs) are highly toxic and persistent aquatic pollutants that are
known to bioaccumulate in a variety of marine mammals. They have been associated with …

Persistent organic pollutants (POPs), including polychlorinated biphenyls (PCBs),
polybrominated diphenylethers (PBDEs) and hexachlorobenzene (HCB), bioaccumulate in …