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contains
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  references
Fish Watcher
Related species
Species in
  
Gymnocephalus
Species in
  
Percidae
- Classification -
Percinae
Percidae
Perciformes/Percoidei
Teleostei
Chordata
Animalia
Gymnocephalus
cernua
(Linnaeus
, 1758)
Ruffe
Upload your
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Pictures
|
Videos |
Google image
Gymnocephalus cernua
Picture by
Bednarzik, J.
Gymnocephalus cernua
Male picture by
Otel, V.
Gymnocephalus cernua
Female picture by
Otel, V.
Gymnocephalus cernua
Juvenile picture by
Pinder, A.C.
Estonia country information
Common names:
Harilik kiisk
,
Kiisk
,
Ruff
Occurrence:
native
Salinity:
freshwater
Abundance:
abundant (always seen in some numbers)
|
Ref:
Ojaveer, E. and E. Pihu, 2003
Importance:
commercial
|
Ref:
Anonymous, 1999
Aquaculture:
|
Ref:
Regulations:
|
Ref:
Uses:
no uses
Comments:
Commercially taken from Lake Peipus (Ref. 33247). Abundant in the Gulf of Riga and common in Gulf of Finland (Ref. 52079).
National Checklist:
Estonian checklist - Fish
Country Information:
https://www.cia.gov/library/publications/resources/the-world-factbook/geos/en.html
National Fisheries Authority:
Occurrences:
Occurrences
Point map
Main Ref:
Anonymous, 1999
National Database:
Estonian Vertebrates
Common names from other countries
Grémille
,
Acerina
,
Ерш обыкновенный
,
... more
Classification / Names
Κοινά ονόματα
|
Συνώνυμα
| Catalog of Fishes(
Γένος
,
Είδη
) |
ITIS
|
CoL
|
WoRMS
|
Cloffa
>
Perciformes/Percoidei
(Perchs) >
Percidae
(Perches) > Percinae
Etymology:
Gymnocephalus:
Greek, gymnos = naked + Greek, kephale = head (Ref.
45335
)
.
More on author:
Linnaeus
.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
; Γλυκού νερού
; Υφάλμυρο
βενθοπελαγικό; pH range: 7.0 - 7.5; dH range: 8 - 12; ποταμόδρομος (Ref.
51243
);
εύρος βάθους
2 - 85 m (Ref.
121625
). Temperate; 10°C - 20°C (Ref.
13371
); 74°N - 43°N, 6°W - 169°E
Κατανομή
Χώρες
|
Περιοχές FAO
|
Οικοσυστήματα
|
Παρουσίες
|
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