Anthropogenic pollution is increasingly pervasive throughout all ecosystems worldwide. In
recent years, negative consequences on many taxa, such as birds, have been observed. We …

Biomonitoring using raptors as sentinels can provide early warning of the potential impacts
of contaminants on humans and the environment and also a means of tracking the success …

Many studies have shown that seabirds are sensitive to changes in food supply, and
therefore have potential as monitors of fish stocks. For most seabird species breeding …

Marine birds are useful as bioindicators of environmental pollution in estuarine and marine
environments because they are often at the top of the food chain, ubiquitous, and many are …

Biomonitoring using birds of prey as sentinel species has been mooted as a way to evaluate
the success of European Union directives that are designed to protect people and the …

Birds are unique in laying eggs with pigmented shells, but for most species (eg most
passerines, which lay white eggs speckled with reddish spots of protoporphyrin) the …

The oceans play a major role in global cycling of mercury and widespread contamination of
marine ecosystems has been demonstrated in recent years. Monitoring mercury in the …

The image of Antarctica as a symbol of the last great wilderness and pristine environment
has changed considerably in the last two decades. Environmental problems such as the …

Although birds have been frequently used as indicators of heavy metal pollution, few studies
have examined pollutant levels in nestling passerines. In this paper we determined the …

Raptors (birds of prey and owls) have been widely used as suitable bioindicators of
environmental pollution. They occupy the highest trophic positions in their food chains and …