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Fish use many traits to choose shoalmates. Generally they prefer larger shoals, shoalmates of their own species, shoalmates similar in size and appearance to themselves, healthy fish, and kin (when recognized). The oddity effect posits that any shoal member that stands out in appearance will be preferentially targeted by predators. This may ...
The common minnow is a small fish which reaches a maximum total length of 14 centimetres (5⁄ in), but is normally around 7 centimetres (3 in) in length. It has 3 spines and 6–8 soft rays in its dorsal fin with 3 spines and 6–8 soft rays in its anal fin. Its spine is made up of 38–40 vertebrae. It is distinguished from similar species ...
75 ft (23 m) Max. depth. 210 ft (64 m) Surface elevation. 661 ft (201 m) at normal pool. Bull Shoals Lake is an artificial lake or reservoir in the Ozark Mountains of northern Arkansas and southern Missouri, United States. It has hundreds of miles of lake arms and coves, and common activities include boating, water sports, swimming, and fishing ...
In oceanography, geomorphology, and geoscience, a shoal is a natural submerged ridge, bank, or bar that consists of, or is covered by, sand or other unconsolidated material, and rises from the bed of a body of water close to the surface or above it, which poses a danger to navigation. Shoals are also known as sandbanks, sandbars, or gravelbars.
Swarm behaviour. A flock of auklets exhibit swarm behaviour. Swarm behaviour, or swarming, is a collective behaviour exhibited by entities, particularly animals, of similar size which aggregate together, perhaps milling about the same spot or perhaps moving en masse or migrating in some direction. It is a highly interdisciplinary topic.
600 MW (800,000 hp) Annual generation. 465.5 GWh (1,676 TJ) Richard B. Russell Dam is a concrete -gravity and embankment dam located on the Savannah River at the border of South Carolina and Georgia, creating Richard B. Russell Lake. The dam was built by the U.S. Army Corps of Engineers between 1974 and 1985 for the purposes of flood control ...
The Catawba River is a major river located in the Southeastern United States. It originates in Western North Carolina and flows into South Carolina, where it later becomes known as the Wateree River. The river is approximately 220 miles (350 km) long. It rises in the Appalachian Mountains and drains into the Piedmont, where it has been ...
Beaver Lake, Bull Shoals Lake, and Table Rock Lake are man-made lakes or reservoirs created by the U.S. Army Corps of Engineers under the authority of the Flood Control Act of 1938. [11] Bull Shoals Dam near Mountain Home, Arkansas was constructed from 1947 to 1951 at a cost of $86 million [12] and is the 5th largest concrete dam in the United ...