Polar bears (Ursus maritimus) rely upon Arctic sea ice as a physical habitat. Consequently,
conservation assessments of polar bears identify the ongoing reduction in sea ice to …

Yukon River Chinook salmon (Oncorhynchus tshawytscha) populations are declining for
unknown reasons, creating hardship for thousands of stakeholders in subsistence and …

Renewed interest in natural gas pipeline development along the Mackenzie Valley has
raised the prospect that fish species in the watershed may be impacted by changes to their …

Generalist feeding strategies are favoured in stressful or variable environments where
flexibility in ecological traits is beneficial. Species that feed across multiple habitat types and …

The seasonality of Arctic climate has a pronounced influence on marine ecosystems. The
spring bloom is known to be especially important to the structure of Arctic marine …

В 2004 и 2009-2010 гг. изучали состав пищевых комков хариуса в среднем течении р.
Енисей. В желудках хариусов обнаружены личинки, куколки и имаго насекомых …

Quantifying trophic relationships within and between species in terms of trophic position,
ontogeny and trophic diversity provides information on community-level structure and …

The seasonal dynamics of feeding spectra and diet of Arctic graying in a stretch of the
middle reaches of the Yenisei River (from the dam of the Krasnoyarsk HPP to the mouth of …

Abstract The Beaufort Sea coastal-marine ecosystem is a 476,000 km2 area in the Arctic
Ocean, which extends from-112.5 to-158.0 longitude to 67.5 to 75.0 latitude. Within this polar …

Resource development can have a negative impact on species productivity and diversity
through the loss and fragmentation of habitat. In many countries, developers are required by …