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Ecosystem

Displaying 5281 - 5300 of 5953 results

Laboratory studies were conducted with five early life stages of rainbow trout, Oncorhynchus mykiss, to determine the acute toxicities of five fire‐fighting chemical formulations in standardized soft and hard water. Eyed egg, embryo–larvae, swim‐up…
Author(s): M. P. Gaikowski, Steven J. Hamilton, Kevin J. Buhl, S. F. McDonald, C. H. Summers
Year Published:

Anyone who has ever tried building fireline on rocky land knows there has been a need for an inexpensive, efficient piece of equipment to do this job. We've recently invented a simple fireline plow to build fireline in such terrain. Fireline…
Author(s): Nathan P. Arno, Stephen F. Arno
Year Published:

The decision to include the fire process as part of a restoration treatment for a particular forest site is most logically made in conjunction with the decision for a silvicultural treatment. In other words, forest managers do not typically wait to…
Author(s): Michael G. Harrington
Year Published:

Burned forested areas have patterns of varying burn severity as a consequence of various topographic, vegetation, and meteorological factors. These patterns are detected and mapped using satellite data. Other ecological information can be abstracted…
Author(s): Joseph D. White, Kevin C. Ryan, Carl H. Key, Steven W. Running
Year Published:

Describes age structure of nine old growth ponderosa pine/Douglas-fir stands in western Montana. Interprets the influence of past fires and 20th century fire exclusion on stand structure. Gives implications for management to restore and maintain…
Author(s): Stephen F. Arno, Joe H. Scott, Michael G. Hartwell
Year Published:

This article is a detailed reconstruction of firefighter behavior and personal protective equipment use on the South Canyon Fire.  Putnam reveals two failures that contributed to the deaths of 14 firefighters.  First, many firefighters…
Author(s): Ted Putnam
Year Published:

This FEIS species review synthesizes information on the relationship of Ribes aureum (golden currant) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species'…
Author(s): Anna Marshall
Year Published:

This FEIS species review synthesizes information on the relationship of Phasianus colchicus (ring-necked pheasant) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species…
Author(s): Julie L. Tesky
Year Published:

This FEIS species review synthesizes information on the relationship of Lepus californicus (black-tailed jackrabbit) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the…
Author(s): Janet L. Howard
Year Published:

This FEIS species review synthesizes information on the relationship of Sylvilagus floridanus (eastern cottontail) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species…
Author(s): Janet Sullivan
Year Published:

This FEIS species review synthesizes information on the relationship of Dichanthelium acuminatum (tapered rosette grass) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the…
Author(s): Roberta A. Walsh
Year Published:

This FEIS species review synthesizes information on the relationship of Molothrus ater (brown-headed cowbird) to fire--how fire affects the species and its habitat, invasiveness of the species, and fire management considerations. Information is also…
Author(s): Janet Sullivan
Year Published:

This FEIS species review synthesizes information on the relationship of Muhlenbergia montana (mountain muhly) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species…
Author(s): Roberta A. Walsh
Year Published:

The Montana Department of Fish, Wildlife & Parks (FWP) has long recognized the importance of sagebrush/grassland vegetative communities as wildlife habitat. Efforts to manipulate these communities concern FWP because of the potential…
Author(s): Joel G. Peterson
Year Published:

This FEIS species review synthesizes information on the relationship of Krascheninnikovia lanata (winterfat) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species…
Author(s): Jennifer H. Carey
Year Published:

It has become increasingly clear that wildland firefighters are experiencing collapses in decisionmaking and organizational structure when conditions on the fireline become life-threatening. Since 1990 wildland fire agencies have lost 23 people who…
Author(s): Ted Putnam
Year Published:

This FEIS species review synthesizes information on the relationship of Heracleum maximum (common cowparsnip) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species…
Author(s): Lora L. Esser
Year Published:

This FEIS species review synthesizes information on the relationship of Antilocapra americana (pronghorn) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species'…
Author(s): Janet L. Howard
Year Published:

This FEIS species review synthesizes information on the relationship of Bubo virginianus (great horned owl) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species'…
Author(s): Janet Sullivan
Year Published:

This FEIS species review synthesizes information on the relationship of Puma concolor (mountain lion) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species'…
Author(s): Julie L. Tesky
Year Published: