Links to grassland bird species with detailed descriptions and bibliographic database in *.zip files to download in ProCite 5, Rich Text Format or ASCII formats.
Sixty-five sampling sites, selected by a statistical design to represent lengths of perennial streams in North Dakota, were chosen to be sampled for water chemistry and mercury in fish tissue to establish unbiased baseline data.
Sixty-five sampling sites, selected by a statistical design to represent lengths of perennial streams in North Dakota, were chosen to be sampled for fish and aquatic insects (macroinvertebrates) to establish unbiased baseline data.
Software and data to help people model the likely response of populations of organisms to various strategies that might be employed to remedy the effects of damaged ecosystems.
Describes four communicable diseases (salmonellosis, trichomoniasis, aspergillosis, and avian pox) that can be passed from bird to bird at bird feeders and gives eight relatively easy steps that people can take to prevent or minimize disease.
Imported from China in the 1970s, these fish thrive in the Mississippi and Missouri river systems and have become undesirable pests, competing with native fish species.
Constructed farm ponds represent significant breeding, rearing, and overwintering habitat for amphibians in the Driftless Area Ecoregion of Minnesota, Wisconsin, and Iowa. Links to fact sheet, brochure, annual reports, field manual, and final report.