Field evaluations of existing habitat suitability index (HSI) models
for spawning adults, eggs, and larvae of American shad (Alosa
sapidissima) were conducted in 1990-1992; initial models for juveniles ...
Two years of field work have been completed in the development of an
index of biotic integrity (IBI) for fish communities in the
middle-to-upper Delaware River basin (Delaware Water Gap to Callicoon, ...
The Biomonitoring of Environmental Status and Trends (BEST) program of the
Department of the resources under their stewardship. In accordance with the
desire of many to continuously monitor the environmental ...
This paper identifies the human cellular receptor for the anthrax
toxin, protective antigen (PA). The paper is part of a special online
release of Nature and may be viewed at the following URL: