You can sponsor this page

Alburnus alburnus (Linnaeus, 1758)

Bleak
Upload your photos and videos
Pictures | Videos | Google image
Image of Alburnus alburnus (Bleak)
Alburnus alburnus
Picture by Muséum-Aquarium de Nancy/D. Terver


Estonia country information

Common names: Bleak, Harilik viidikas, Viidikas
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Abundant in the Gulf of Riga and common in the Gulf of Finland (Ref. 52079). Also Ref. 683.
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

Classification / Names Tên thường gặp | Các synonym ( Các tên trùng) | Catalog of Fishes(Giống, Các loài) | ITIS | CoL | WoRMS | Cloffa

> Cypriniformes (Carps) > Leuciscidae (Minnows) > Leuciscinae
Etymology: Alburnus: From the city of Al Bura, where the fish was known (Ref. 45335).
  More on author: Linnaeus.

Environment: milieu / climate zone / depth range / distribution range Sinh thái học

; Nước ngọt; Thuộc về nước lợ Sống nổi và đáy; pH range: 7.0 - ? ; dH range: 10 - ?; di cư trong nước ngọt (Ref. 51243); Mức độ sâu 1 - ? m (Ref. 30578).   Temperate; 10°C - 20°C (Ref. 2059); 68°N - 35°N, 6°W - 60°E

Sự phân bố Các nước | Các khu vực của FAO | Các hệ sinh thái | Những lần xuất hiện | Point map | Những chỉ dẫn | Faunafri

Europe and Asia: most of Europe north of Caucasus, Pyrénées and Alps, eastward to Ural and Emba. Naturally absent from Iberian Peninsula, Adriatic and Aegean basins (except Maritza drainage), Italy, Ireland, Great Britain (except southeast), Norway and Scandinavia north of 67°N, Caspian basin south of Volga. In Anatolia, Marmara basin. Locally introduced in Spain, Portugal and Italy. At least one country reports adverse ecological impact after introduction.

Length at first maturity / Bộ gần gũi / Khối lượng (Trọng lượng) / Age

Maturity: Lm 9.9, range 9 - ? cm
Max length : 25.0 cm TL con đực/không giới tính; (Ref. 30578); common length : 15.0 cm TL con đực/không giới tính; (Ref. 30578); Khối lượng cực đại được công bố: 60.00 g (Ref. 30578)

Short description Khóa để định loại | Hình thái học | Sinh trắc học

Các tia vây lưng cứng (tổng cộng) : 2 - 4; Các vây lưng mềm (tổng cộng) : 7 - 9; Tia cứng vây hậu môn: 3; Tia mềm vây hậu môn: 14 - 20; Động vật có xương sống: 41 - 44. Diagnosed from congeners in Europe by the possession of the following characters: origin of anal fin below branched dorsal rays 4-5; lateral line with 45-48 + 3 scales; anal fin with 17-20½ branched rays; 16-22 gill rakers; ventral keel exposed from anus to pelvic base; lateral stripe absent in life, faint or absent in preserved specimens; and mouth slightly superior (Ref. 59043). Caudal fin with 19 rays (Ref. 2196). Also Ref. 40476.

Sinh học     Tự điển (thí dụ epibenthic)

Inhabits open waters of lakes and medium to large rivers. Forms large aggregations in backwaters and other still waters during winter. Adults occur in shoals near the surface. Larvae live in littoral zone of rivers and lakes while juveniles leave shores and occupy a pelagic habitat, feeding on plankton, drifting insects or invertebrates fallen on the water surface (Ref. 59043). Feeds mainly on plankton, including crustaceans (Ref. 30578) and insects (Ref. 9696). Spawns in shallow riffles or along stony shores of lakes, occasionally above submerged vegetation (Ref. 59043). Excellent as bait for carnivorous fishes. May be captured using the smallest hook and a fly as bait. Its flesh is tasty (Ref. 30578). Of little interest to commercial or sport fisheries in its native range because of its small size (Ref. 1739). Scales were previously utilized in making Essence d"Orient, a coating for artificial pearls (Ref. 59043).

Life cycle and mating behavior Maturities | Sự tái sinh sản | Spawnings | Egg(s) | Fecundities | Ấu trùng

Eggs hatch in about 4 days (Ref. 59043).

Main reference Upload your references | Các tài liệu tham khảo | Người điều phối | Người cộng tác

Kottelat, M., 1997. European freshwater fishes. An heuristic checklist of the freshwater fishes of Europe (exclusive of former USSR), with an introduction for non-systematists and comments on nomenclature and conservation. Biologia, Bratislava, 52/Suppl. 5:1-271. (Ref. 13696)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 01 January 2008

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans





Human uses

Các nghề cá: buôn bán nhỏ; Nuôi trồng thủy sản: Tính thương mại; mồi: usually
FAO(Aquaculture systems: Sản xuất; Các nghề cá: Sản xuất; publication : search) | FishSource |

Thêm thông tin

Trophic ecology
Các loại thức ăn
Diet compositions
Food consumptions
Food rations
Các động vật ăn mồi
Ecology
Sinh thái học
Home ranges
Anatomy
Gill areas
Não bộ
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Dạng bơi
Swimming speeds
Visual pigment(s)
Âm thanh của cá
Diseases / Parasites
Toxicities (LC50s)
Genetics
Di truyền
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Các tổng quan nuôi trồng thủy sản
Các giống
Ciguatera cases
Stamps, coins, misc.

Các công cụ

Special reports

Download XML

Các nguồn internet

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00562 (0.00485 - 0.00652), b=3.12 (3.09 - 3.15), in cm Total Length, based on LWR estimates for this species (Ref. 93245).
Mức dinh dưỡng (Ref. 69278):  2.7   ±0.29 se; based on food items.
Thích nghi nhanh (Ref. 120179):  Trung bình, thời gian nhân đôi của chủng quần tối thiểu là 1.4 - 4.4 năm (tm=2-3; K=0.19; tmax=7; Fec=1,500).
Fishing Vulnerability (Ref. 59153):  Low to moderate vulnerability (31 of 100).
Price category (Ref. 80766):   Unknown.