Books

Science Quality and Integrity

The USGS provides unbiased, objective, and impartial scientific information upon which our audiences, including resource managers, planners, and other entities, rely.

Browse almost 1,000 books 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: 975

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January 1, 1993

Fish diseases diagnosis and prevention methods Fish diseases diagnosis and prevention methods

No abstract available at this time

January 1, 1993

Interface Between Ecology and Development in California Interface Between Ecology and Development in California

No abstract available at this time

Authors

Jon E. Keeley

Ecosystems Mission Area, Western Ecological Research Center (WERC)

January 1, 1993

Modern and ancient coal-forming environments Modern and ancient coal-forming environments

No abstract available

January 1, 1993

Puerto Rican parrot (Amazona vittata) reproductive behavior: a guideline for management of active nests Puerto Rican parrot (Amazona vittata) reproductive behavior: a guideline for management of active nests

One explanation for the failure of intensively monitored Puerto Rican Parrot nests is that observers may lack the information needed to evaluate pair behavior and to recognize behaviors indicative of nest problems. I examined the behavior of Puerto Rican Parrots during eight non-problematic and six problematic nesting attempts to 1) describe behavior of pairs that experienced no notable...

Authors

K.A. Wilson

Ecosystems Mission Area, Eastern Ecological Science Center

January 1, 1993

Regional West Indian manatee 1992 Studbook Regional West Indian manatee 1992 Studbook

Abstract not supplied at this time

Authors

C.L. Salisbury, C.A. Beck

Ecosystems Mission Area, Wetland and Aquatic Research Center

January 1, 1993

Seismic tomography; theory and practice Seismic tomography; theory and practice

Although highly theoretical and computer-orientated, seismic tomography has created spectacular images of anomolies within the Earth with dimensions of thousands of kilometers to few tens of meters. These images have enabled Earth scientists working on diverse areas to attack fundamental problems relating to the deep dynamical processes within our planet. Additionally, this technique is...

Authors

H.M. Iver, Kazuro Hirahara

January 1, 1993