Scottish Coarse Fish Species - Ruffe
Latin Name - Gymnocephalus cernua
The ruffe is not a 'sporting' fish treated with much regard in Scotland.
|
Weight
|
Rarely 0.085kg (3oz), very few over 0.11kg (4oz). |
|
Length
|
Rarely exceed 12cm. |
|
Age
|
Maximum 6 years. |
|
Location
|
Lowland rivers, lakes and canals. |
|
Behaviour
|
Shoaling, often in large numbers. |
|
Preferred
habitat
|
Weed, sand or gravel substrate with low flow. |
|
Feeding
|
Forage in the substrate, most active dawn and dusk. |
|
Natural
food
|
Insect larvae. |
|
Maturity
|
2 years. |
|
Fecundity
|
4,000-100,000 eggs per female. |
|
Spawning
times
|
March-May. |
|
Spawning
|
Stones and weed in shallow water. |
|
Migratory
habits
|
Limited home range. |
|
Predators
|
Pike, Perch, Chub, Barbel, Ruffe, and Eel. |