The North American Breeding Bird Survey (BBS), which is coordinated by the Biological Resources Division and Canadian Wildlife Service, is a primary source of population trend...

A list of 120 amphibian and reptile taxa proposed for listing as endangered or threatened for the U.S. Fish and Wildlife Service was reviewed. These taxa were placed in category...

This report addresses the taxonomic validity of 63 taxa of freshwater bivalves (Sphaeriidae and Unionidae) and 75 species of freshwater gastropods (Ancylidae, Planorbidae,...

The species indicated on the list are valid, none are synonymous with other taxa, and the taxonomic status of each represents the present understanding of their taxonomic...

This data set comprises the Environmental Sensitivity Index (ESI) maps for the shoreline of San Francisco Bay. ESI data characterize estuarine environments and wildlife by their...

The intent of the Wild Species series is to answer the following fundamental questions about wild species in Canada: which species occur in Canada, in which provinces,...

The North American Breeding Bird Survey (BBS), which is coordinated by the Biological Resources Division and Canadian Wildlife Service, is a primary source of population trend...

Sustainability in cockle-fishery activities in the Wadden Sea is an on-going debate among fishery firms, government and conservationists in The Netherlands. Before 80's the...

Primary Productivity is calculated from NASA Aqua MODIS Chl_a, SST and Par data using the Behrenfield-Falkowski method (Behrenfield and Falkowski, Limnology and Oceanography...