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Suckermouth Catfishes: Threats to Aquatic Ecosystems of the United States?
or “plecos” of South and Central America (Loricariidae) are markedly different from the bullhead catfishes of North America (Ictaluridae). Bullhead catfishes are terete and naked, with a terminalExpand
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Distribution and Abundance of Fishes Associated with Submersed Aquatic Plants in the Potomac River
Abstract The distribution and abundance of fishes in submersed aquatic plants of three relative densities (no plants, intermediate plant density, high plant density) were estimated in the tidalExpand
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Can Hydraulic Barriers Stop the Spread of the Round Goby
Abstract : The round goby, Neogobius melanostomus, a native of Eurasia, is spreading throughout the waters of North America. Native to the Black Sea and Caspian Sea systems, the round goby appearedExpand
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Age, Growth, and Mortality of Shovelnose Sturgeon in the Lower Mississippi River
Abstract Two hundred of 295 shovelnose sturgeon Scaphirhynchus platorynchus captured in the Mississippi River near Rosedale and Vicksburg, Mississippi, were aged by examining sectioned pectoral finExpand
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Stranding Potential of Young Fishes Subjected to Simulated Vessel-Induced Drawdown
Abstract During early life stages, fish in the Mississippi River system may become stranded by shoreline drawdowns induced by the passage of commercial vessels. We examined the stranding of larvalExpand
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Observations of Swimming Ability in Shovelnose Sturgeon (Scaphirhynchus platorynchus)
ABSTRACT Swimming performance and behavior of five adult (57—69 cm fork length) shovelnose sturgeon, Scaphirhynchus platorynchus, were studied in a 945-L swim tunnel at 16° C. Fifteen-minute criticalExpand
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Collection, Age, Growth, and Population Attributes of Triploid Grass Carp Stocked into the Santee-Cooper Reservoirs, South Carolina
Abstract Collection techniques were developed for monitoring populations of triploid grass carp Ctenopharyngodon idella stocked into the Santee-Cooper reservoirs, South Carolina, to control hydrillaExpand
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Measurement of Plant Architecture in Seven Aquatic Plants
ABSTRACT We quantified architectural characteristics of seven aquatic macrophytes by measuring spatial complexity and shading properties. The plants were: Egeria densa, Hydrilla verticillata,Expand
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Effects of Turbulence on Yolk‐Sac Larvae of Paddlefish
Abstract A laboratory experiment was designed to test the effect of turbulence on mortality of yolk-sac larvae of paddlefish Polyodon spathula. High turbulence (6,320 dynes˙cm-2) resulted in larvalExpand
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Effects of Hypoxia on Fish Assemblages in a Vegetated Waterbody
We evaluated fish species composition relative to dissolved oxygen concentrations in Mercer Bayou, a vegetated impoundment in southwest Arkansas. Sampling stations were distributed among threeExpand
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