FAO 1997
|
Poland |
Europe - Inland waters |
USSR |
Former USSR - Inland waters |
1965 |
- |
1950-1974 |
probably established, both |
- rarely used |
assisted/artificial reproduction |
probably none - adverse |
probably some - beneficial |
government |
aquaculture |
phyto-zooplankton control |
Also introduced for zooplankton control (Ref. 13686), fishing and angling (Ref. 55773). Weakly impacted several species of cyprinids (Ref. 55773). Naturalized and established (Ref. 92885). Also Ref. 13364.
Ref:
Grabowska, J., J. Kotusz and A. Witkowski, 2010
|