Growth parameters for Gymnocephalus cernua
 
Maximum Length 25cm TL
n = 22
Note that studies where Loo is very different (+/- 1/3) from Lmax are doubtful.
ø = 2.05
L inf = 18.7 cm TL
K = 0.3
Median record no. 12
49143Ref. 49143
Loo
(cm)
Length Type K
(1/y)
to
(years)
Sex M
(1/y)
Temp° C Lm Ø' Country Locality Questionable Captive
12.5 TL 0.420 0.25 1.82 Russia Ladoga Lake Yes No
13.6 TL 0.744 2.14 Germany Altengamme pond, Elbe No Yes
13.7 TL 0.477 1.95 Germany Alster tributary No No
14.4 0.254 -0.35 1.72 Finland Lake Kiitämä, Kuusamo No No
14.5 0.214 -0.52 1.65 Finland Lake Suininki, Kuusamo No No
15.0 TL 0.290 1.81 Germany Stettiner Haff (Baltic) No No
15.6 TL 0.637 2.19 Germany Lebbiner Schär (Baltic) No No
15.7 TL 0.629 2.19 Germany lower Elbe River (Finkenwerder Häfen) No No
16.1 TL 0.627 2.21 Germany lower Elbe River (Petroleumhafen) No No
17.9 TL 0.220 -0.62 1.85 Rivers, Europe No No
18.1 TL 0.256 1.92 Germany 25 different lakes in northern region No No
18.7 TL 0.320 -0.57 2.05 Nontidal estuaries, Europe No No
19.3 TL 0.200 -0.75 1.87 Lakes, Europe No No
20.6 TL 0.128 1.73 Czechia Orlik reservoir No No
21.2 TL 0.451 2.31 Germany lower Elbe River No No
21.3 TL 0.200 -1.07 1.96 Russia Enisey river No No
23.3 TL 0.484 M 9.0 2.42 Germany Krautsand Reede, Elbe estuary No No
24.5 TL 0.480 9.0 2.46 Germany Stör (tidally influenced Elbe River) No No
25.3 TL 0.280 -0.63 2.25 Tidal estuaries, Europe No No
26.1 TL 0.397 F 9.0 2.43 Germany Krautsand Reede, Elbe estuary No No
30.5 TL 0.128 9.0 2.08 Germany Frisches Haff (Baltic) No No
35.3 TL 0.106 9.0 2.12 Germany Darß-Zingster Boddenkette (Baltic) No No
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