International Introductions of
Umbra pygmaea Introductions as compiled by FAO |
Main Ref.: | FAO 1997 | ||||
To | Denmark | ||||
FAO area | Europe - Inland waters | ||||
From: | Unknown | ||||
FAO area | |||||
Year | |||||
Range | - | ||||
Period | unknown | ||||
Established in the wild | established, natural reproduction | ||||
Established in aquaculture | - | ||||
Significant ecological interactions | unknown - | ||||
Significant socio-economic effects | unknown - | ||||
Introduced by: | unknown | ||||
Reason | unknown | ||||
Other reason | |||||
Comments | This species has been introduced only in closed waters but is now found and also reproducing in open waters. Also Ref. 9945. Ref: Rasmussen, G., 1992 |
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