Fish screen
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A fish screen is a barrier to prevent fish from swimming or being drawn into an aqueduct, cooling water intake, dam intake tower, or other diversion on a river, lake, reservoir, or waterway where wate
Fish screen at Redlands Canal, near Grand Junction, Colorado
Diagram of typical vertical traveling screens used with industrial cooling water intake structures
The Indian Point Energy Center in New York. Over a billion fish eggs and larvae were claimed to be killed in its cooling system each year while it was in operation.
Great Barracuda off the Netherland Antilles
Fishing weir
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A fishing weir, fish weir, fishgarth or kiddle is an obstruction placed in tidal waters, or wholly or partially across a river, to direct the passage of, or trap, fish. A weir may be used to trap mari
Fish screen
…Fish ladder Fish weir Cooling Water Intakes - U.S. EPA regulatory program…
A tidal fish corral in Manila Bay, Philippines (c. 1940s)
Salmon weir at Quamichan Village on the Cowichan River, Vancouver Island, c. 1866
Algonquin fishing with weir and spears in a dugout canoe. After a drawing by colonist John White (1585).
The Double-Heart of Stacked Stones fishing weir in Penghu, Taiwan