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Showing 1 to 9 of 9 for “"Spring Lake"”.
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Food habits of nutria (Myocastor coypus) at Spring Lake, Hays County, Texas
I investigated the food habits of nutria at Spring Lake from 1998 to 2000 using microhistological analysis of stomach contents. Forty-four nutria were collected during the year. Vegetation surveys were conducted at Spring Lake using the Daubenmire technique to estimate aquatic macrophyte cover. The …
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Dynamic Sensing of a Dynamic System: Mobile Water Quality Monitoring at Spring Lake, San Marcos, Texas
… into the patterns and drivers of variability in Spring Lake and comparable karst systems. From June 22, 2022, to June 11, 2023, a solar-powered continuous monitoring device mounted by Spring Lake staff on the stern of the 1953 glass-bottom tour boat automatically collected water-quality …
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Past Human Behavior Across Time and Space: The Organization of Lithic Technology at Spring Lake, TX, 41HY160
Spring Lake in San Marcos, Texas, is surrounded by multiple localities representing continuous human occupation from the Paleoindian to the Late Prehistoric eras. Excavations conducted around the lake have produced numerous artifact assemblages that have been the focus of several research projects. …
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Texas State University's San Marcos Campus Edwards Aquifer Groundwater Use Trends and Untapped Water Conservation Opportunities
… for ~70% of their potable water supply and Spring Lake and the San Marcos River for non-potable water uses. The Edwards Aquifer provides water to over 2 million people regionally and is currently stressed as climate change and demand tests the regulatory flow protection measures established …
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Seasonal and Ontogenetic Changes in the Sex Ratio of a Population of Stinkpots (Kinosternidae: Sternotherus odoratus)
… were captured from 1996 through 2000 at Spring Lake, Hays County, Texas. The overall sex ratio based on all census techniques was significantly male biased (1.8:1; p < 0.001). The sex ratio changed across size classes from a male bias in the smaller classes to a balanced ratio in the …
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Invertebrate Fauna of the Carapaces of the Texas River Cooter (Pseudemys texana) and the Red-Eared Slider (Trachemys scripta elegans)
… Redeared slider (Trachemys scripta elegans) at Spring Lake, Hays County, Texas. Turtles were captured from August through November 2002 using hoop nets, basking traps, and dip nets. Invertebrate samples were obtained by scraping a small area of the carapace to completely remove the algae and …
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Ecological Limitations for Southern Wild Rice Associated with Backwater Lakes of the Illinois and Upper Mississippi River Valleys
… aquatica) populations were common in backwater lakes throughout the Illinois River Valley; however, only a single population was documented in this region between 2001 and 2007. This single population, located in Spring Lake near Pekin, Illinois, provided seed for this study. After several …
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Factors affecting growth and condition of stocked rainbow trout in eastern Washington lakes
… were examined in 17 ecologically diverse lakes from which physical, limnological, and biological parameters were sampled. Parameters were correlated with rainbow trout growth and condition to identify factor(s) that predict rainbow trout growth and condition across eastern Washington lakes …
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Subsistence, Technology, and Site Use Through Time at 41HY160, the Tee Box Six Locale
With a culture history of over 11,000 years the Springs Lake archaeological region in San Marcos is one of the most unique prehistoric archaeological areas in the state of Texas. Five archeological sites make up the core of this culture-rich region: 41HY37, 41HY147, 41HY160, 41HY161 and 41HY165. …