Browsing by Title
Now showing items 10107-10126 of 10613
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Validation of bioassays for assessing the contamination of marine environments
(, 1996)Various biomarkers were used to determine the exposure of fish (Arius felis and Micropogon undulatus) from Galveston Bay (GB), Texas, USA to organic contaminants. Sediment levels of polynuclear aromatic hydrocarbons (PAHs) ... -
Valuation of lake resources through hedonic pricing
(U.S. Army Corps of Engineers, 1992)No abstract available -
Valuing Nature in Texas
(Houston Advanced Research Center, 2003-11)The following survey of the non-market valuation literature was undertaken as part of the Houston Advanced Research Center's Valuing Nature in Texas Program, an ongoing research initiative to demonstrate the intangible but ... -
Valuing Nature in Texas: Houston's Bayous and Galveston Bay
(Galveston Bay Estuary Program, 2003)This paper presents preliminary results of a two-year project to derive estimates of certain non-market ecological amenities provided by Houston's bayous. GIS data are used to analyze the relative conditions of the bayous, ... -
Vanishing Wildlife of Texas
(Endangered Species Media Project, 1998)Wilderness, wildlife and sealife diversity in Texas is a gift beyond measures. Maintaining natural habitats is a central conservation concern. The health of other species is a strong indicator of the health of the habitat ... -
Variability of zooplankton tows in a shallow estuary
(Port Aransas Marine Laboratory, University of Texas Marine Science Institute, 1981)Short-term variability in the zooplankton of a shallow estuary with minimal tidal fluctuations in the northwestern Gulf of Mexico was examined at one station on April 13 through 15, 1976. Densities were estimated from three ... -
Variation in life history patterns of the grass shrimp Palaemonetes pugio in two South Carolina estuarine systems.
(, 1982)No abstract available -
Variations in tidal level in the Gulf of Mexico and implications for tidal wetlands
(, 1998)This article discusses a study which was conducted to determine the relationship between mean sea level and mean high water in the Gulf of Mexico. Mean sea level is used as a reference to mark a change in overall water ... -
Variations in trace metal concentrations in American oysters (Crassostrea virginica) collected from Galveston Bay, Texas
(, 1997)During 1992-93, various metals were found in the soft part of particular oysters, including iron, copper, and zinc. Variations in metal concentrations were found when different sites were compared and when different ... -
Vascular halophytes of the Atlantic and Gulf coasts of North America north of Mexico.
(Academic Press., 1974)No abstract available -
Vegetation establishment and shoreline stabilization, Galveston Bay, Texas.
(Texas A&M University, Department of Range Sciences., 1976)Adaption of species for shoreline stabilization, use of wave-stilling devices, and effects of fertilizers were studied along the north shore of East Bay in Texas. Water salinity varied throughout the study with rainfall ... -
Vegetation for creation and stabilization of fore dunes Texas coast.
(, 1973)No abstract available -
Vegetation Found in Association with Adult and Juvenile Game Fish - Fisheries Investigations in the Aransas-Copano Bay System
(Texas Game and Fish Commission Marine Laboratory, 1962)Juvenile trout, Cynoscion nebulosus, are found associated with widgeon grass, Ruppia maritima Linnaeus, in all secondary and tertiary bays. Adult game fish in Area M-6 show no preference for any particular species of ... -
Vegetation Found in Association with Shrimp - Fisheries Investigations in the Aransas-Copano Bay System
(Texas Game and Fish Commission Marine Laboratory, 1962)Widgeon grass, Ruppia maritima, was found to be the dominant species of vegetation present at tertiary shrimp stations. Juvenile shrimp were taken in various degrees of abundance along with this plant. -
Vegetation types of Chambers County, Texas.
(, 1977)The vegetation of Chambers County, Texas, is described and mapped on the basis of field reconnaissance. Eight vegetation types are recognized. Moisture availability, salinity, and soil texture are identified as probable ... -
The vegetation types of Texas-including cropland.
(Texas Parks and Wildlife Department, 1984)No abstract available