Abstract The European Union (EU) Habitats Directive requires Member States to monitor
and maintain at favourable conservation status those species identified to be in need of …

This advanced text focuses on the uses of distance sampling to estimate the density and
abundance of biological populations. It addresses new methodologies, new technologies …

Summary 1 The status of small cetaceans in the North Sea and adjacent waters has been of
concern for many years. Shipboard and aerial line transect surveys were conducted to …

The Trans-North Atlantic Sightings Survey (T-NASS) carried out in June-July 2007 was the
fifth in a series of large-scale cetacean surveys conducted previously in 1987, 1989, 1995 …

A method is developed to account for effects of animal movement in response to sighting
platforms in line transect density estimates using data on animal orientation. Models of …

Chaque année, de 1996 à 2001, il ya eu des inventaires visuels régionaux avec deux
observateurs indépendants à bord de chaque navire. Les petits rorquals (Balaenoptera …

Using replicated surveys of a known population of wooden stakes in a sagebrush habitat, I
illustrate the application of surveys which combine sight-resight with line transect sampling …

Substantial changes have occurred in the Barents Sea ecosystem over the past 30 years,
the most conspicuous being related to the rise and fall of stocks of the two dominant pelagic …

An overview of the estimates of consumption by predators on the main fish stocks in the
Barents Sea is given. The main predators are cod (Gadus morhua), harp seal (Phoca …

Ecopath with Ecosim has been proposed as a useful tool for exploring interactions between
marinemammals, their prey and fisheries. We have developed models for the Barents Sea …