Browsing by Title
Now showing items 7329-7348 of 10618
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Qualitative Survey of Floral Types in Corpus Christi Bay - Fisheries Investigations and Related Environmental Studies
(Texas Game and Fish Commission, 1960-09-24)Objectives: To obtain a check list of the attached algae and flowering plants associated with the marine environment in the Corpus Christi Bay area. -
Quality criteria for water
(U.S. Environmental Protection Agency, 1976) -
The quality of our nation's waters: nutrients and pesticides
(U.S. Department of the Interior, U.S. Geological Survey, 1999)This report is the first in a series of nontechnical publications, The Quality of Our Nation's Waters, that describe major findings of the NAWQA Program on water-quality issues of regional and national concern. This first ... -
The quality of shellfish growing waters in the Gulf of Mexico. National estuarine inventory.
(U.S. National Oceanic and Atmospheric Administration, National Estuarine Inventory, 1988)This report examines the quality of shellfish growing waters in the Gulf of Mexico. Information is presented on the administration of state programs, status of classified waters, sources of pollution affecting harvest-limited ... -
Quality of storm water runoff from urbanized Houston metropolitan area
(Texas Natural Resource Conservation Commission, 1997)The City of Houston, Harris County, Harris County Flood Control District, and the City of Pasadena sampled 15 representative storm water drainage sites in the Houston metropolitan area during 1992 and 1993. In response to ... -
Quantification of National Marine Fisheries Service habitat conservation efforts in the Southeast Region of the United States.
(, 1982)Fiscal year 1981 (October 1980- September 1981) was the first year the National Marine Fisheries Service quantified the cumulative acreage of habitat involved in the Corps of Engineers permit program in the Southeast Region ... -
Quantification of stress proteins in grass shrimp exposed to contaminated estuarine sediment.
(, 1991)No abstract available -
Quantification of the relative abundance of the toxic dinoflagellate, Karenia brevis (Dinophyta), using unique photopigments
(, 2003 Apr)Diagnostic photopigment analysis is a useful tool for determining the presence and relative abundance of algal groups in natural phytoplankton assemblages. This approach is especially useful when a genus has a unique ... -
Quantifying downstream impacts of impoundment on flow regime and channel planform, lower Trinity River, Texas
(, Jul. 2005)As human population worldwide has grown, so has interest in harnessing and manipulating the flow of water for the benefit of humans. The Trinity River of eastern Texas is one such watershed greatly impacted by engineering ... -
Quantifying temporal change in sea grass aerial coverage: The use of GIS and low resolution aerial photography
(, 1997)This article presents the methods and results from a study which used aerial photographs and Geographical Information Systems to examine the temporal change in sea grass cover in a subtropical estuary in Tampa Bay, Florida. ... -
Quantifying the effects of environmental change on an oyster population: A modeling study
(, 2000 Oct)Three models are combined to investigate the effects of changes in environmental conditions on the population structure of the Eastern oyster, Crassostrea virginica. The first model, a time-dependent model of the oyster ... -
Quantifying the Water Quality Functions of Wetlands
(Galveston Bay Estuary Program, Jan. 24. 2)A recent Supreme Court ruling has put thousands of small, seemingly isolated wetlands at greater risk and accelerated the loss of coastal freshwater wetlands. Although each wetland is small, their cumulative benefits are ... -
A quantitative and qualitative survey of benthal deposits contained in the Houston Ship Channel.
(Texas A&M University, Environmental Engineering Division, Civil Engineering Department, and Research Foundation, 1970)The pollutional significance of benthal deposits contained in the Houston Ship Channel is defined through the use of data resulting from a comprehensive field and records research effort. The estuary is lined with a multitude ... -
Quantitative aspects of the unicellular algal population of the Texas bay systems.
(, 1965)A study was made of the possible relations between some physical and chemical factors in the Texas Bay sediments and the number of photosynthetic microorganisms contained therein. The diatom species found in these sediments ... -
Quantitative evaluation of gonadal proteins in male and female oysters (Crassostrea virginica ) using an immunological technique
(, 1989 199)A polyclonal antibody has been produced against egg protein and sperm protein of the American oyster for obtaining a weight-based gonadal index. The gonadal index was expressed in the form: mg gonadal protein/g wet wt ... -
Quantitative evaluation of water quality in the coastal zone by remote sensing.
(Texas A&M University, Remote Sensing Center., 1971)No abstract available -
Quantitative investigation of source and elemental composition of indoor and outdoor fine particulate air pollution in Houston.
(University of Texas, Health Science Center at Houston, 1985)An investigation was undertaken to determine the chemical characterization of inhalable particulate matter in the Houston area, with special emphasis on source identification and apportionment of outdoor and indoor atmospheric ... -
Quantitative measurement of reproductive output in the American oyster Crassostrea virginica (Gmelin), using an enzyme-linked immunosorbent assay (ELISA)
(, 1993)A quantitative gonadal index was developed for oysters, Croassostrea virginica (Gmelin, 1791), using polyclonal antibodies from eggs and sperm. Percoll used in the purification of oyster eggs and sperm greatly improved ...