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Book Chapters

Browse more than 5,500 book chapters authored by our scientists over the past 100+ year history of the USGS and refine search by topic, location, year, and advanced search.

Filter Total Items: 6155

Seasonal occurrence and distribution of submerged aquatic macrophytes in the tidal Potomac River Seasonal occurrence and distribution of submerged aquatic macrophytes in the tidal Potomac River

A systematic survey was conducted in the Tidal Potomac River in 1978 to determine the presence, abundance, and phenology of submersed aquatic macrophytes. The survey covered 81.5 km of main river and 59.3 km of tributary on the Maryland shore. Four regions were selected for the study: (1) Piscataway - Mattawoman Creek region (fresh-tidal river), (2) Nanjemoy Creek-Port Tobacco River...
Authors
G.M. Haramis, V. Carter, P. Gammon, C. Hupp

Texas colonial waterbird census, 1977-78 Texas colonial waterbird census, 1977-78

No abstract available.
Authors
Gene W. Blacklock, R.D. Slack, D.R. Blankinship, A.H. Chaney, Kirk A. King, J.C. Smith, L. Mullins

The opossum The opossum

No abstract available.
Authors
A. L. Gardner
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