Grabowska, J., J. Kotusz and A. Witkowski 2010
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Poland |
Europe - Inland waters |
USA |
America, North - Inland waters |
|
1881 - 1889 |
19th century |
established, continuous restocking |
- widely used |
assisted/artificial reproduction |
probably some - adverse |
some - beneficial |
|
aquaculture |
angling/sport |
Reintroduced in 1960. Widely used for aquaculture and for stocking lakes (Ref. 1739). Frequent introductions and escapes from captivity make it difficult to estimate wild population numbers. Weakly affected several species of salmon family and rheophilous cyprinids (Ref. 55773). Also Ref. 13364.
Ref:
Solarz, W., 2005
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