Results 1 - 10 of 54 for head crest within all areas of the EPA. Only web pages are included. Search all document formats.

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Double-crested Cormorant Population | Indicators | MED Large Lakes Research Branch | US EPA08-26-2009
The double-crested cormorant ( Phalacrocorax auritus ) is a large black waterbird with a ... Double-crested cormorants are often observed standing on rocks or posts with ...
http://www.epa.gov/med/grosseile_site/indicators/cormorants.html (HTML)
Great Lakes Ecosystem: 1994 Proceedings of the Midwest Oak Savanna Conferences [Robinson]03-09-2006
... story could attract species such as the brood parasitic Brown-headed Cowbird, which adversely affects the nesting success of forest birds ...
http://www.epa.gov/ecopage/upland/oak/oak94/Proceedings/Robinson.html (HTML)
Management Measures for Hydromodification - Glossary | Polluted Runoff (Nonpoint Source Pollution) | US EPA01-13-2010
Barrier beach : A bar essentially parallel to the shore, the crest of which is above normal high water level (USACE, 1984.
http://www.epa.gov/nps/MMGI/Chapter6/ch6-5.html (HTML)
Western Ecology Division | US EPA09-14-2007
Cascade Head Open Data Cascade Head, Stand 3 Data Cascade Head, Stand 14 Data Falls Creek Forest Data Falls Creek Open ... US EPA EPA Oregon Crest to Coast Climate Monitoring Data.
http://www.epa.gov/wed/pages/models/ron/ (HTML)
No title08-08-2002
... PLANTS BLUE-STAR, KEARNEY'S Amsonia kearneyana E CACTUS, NICHOL'S TURK'S HEAD Echinocactus horizonthalonius var... arizonicus E CACTUS, NICHOL'S TURK'S HEAD Echinocactus horizonthalonius var.
http://www.epa.gov/npdes/pubs/msgp_99.htm (HTML)
Terminology | Urban Watershed Management Research | US EPA07-31-2006
Also called piezometric head or elevation head, at a point is the level to which a liquid ... Sharp-crested weirs are used where flow measurement is a primary concern, while the more durable broad-crested weirs are used where durability is of greater concern than ...
http://www.epa.gov/ednnrmrl/terminology.htm (HTML)
Ecosystems | Great Lakes | US EPA02-28-2007
Like the related Eupatorium, Liatris heads have only disk florets, in this species numbering more than 15 per head ... is autumn-flowering, having a spike with 4-30 flower heads, with a range of 25-80 florets per head.
http://www.epa.gov/ecopage/upland/oak/oak93/antonio.html (HTML)
Ecoregion 43 Photo Captions | Land Cover Trends Project | US EPA01-29-2007
Braided headed grass and crested wheatgrass... Windrows, crested wheatgrass, farmstead... Crested wheatgrass and trees in the draw and on hills.
http://www.epa.gov/esd/land-sci/trends/eco43/eco43_photolist.htm (HTML)
Ecoregion 43 Photo Captions | Land Cover Trends Project | US EPA01-29-2007
Braided headed grass and crested wheatgrass... Windrows, crested wheatgrass, farmstead... Crested wheatgrass and trees in the draw and on hills.
http://www.epa.gov/esd/land-sci/trends/eco43/eco43_photolistorig.htm (HTML)
Resume for Aldo Mazzella01-10-2007
Mazzella , A.T., "Self Potential Survey at the Crested Butte Mineral Prospect, CO," l978, SP-5... EPAADDEDTEXT Resume for Aldo Mazzella; sampling; spatial; interpolations; geostatistics; well head; resistivity; Gy sampling theory; environmental data; soil; quality assurance; VOC ...
http://www.epa.gov/esd/cmb/resume/mazzella.htm (HTML)

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