Gymnocephalus schraetser, Schraetzer : gamefish, bait

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Gymnocephalus schraetser (Linnaeus, 1758)

Schraetzer
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Image of Gymnocephalus schraetser (Schraetzer)
Gymnocephalus schraetser
Picture by Hartl, A.

klasifikasi / Names Nama-nama umum | Sinonim (persamaan) | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Ikan bertulan sejati > Perciformes (Perch-likes) > 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 Ekologi

; air tawar dasar (demersal); pH range: 7.0 - 7.5; dH range: 10 - 15.   Temperate; 4°C - 18°C (Ref. 2059); 49°N - 43°N, 8°E - 30°E

Penyebaran Negara-negara | Daerah-daerah FAO | Ecosystems | Kemunculan | Point map | Introduksi | Faunafri

Europe: Danube drainage. In Appendix III of the Bern Convention (protected fauna).

Length at first maturity / Size / Weight / umur

Maturity: Lm ?, range 12 - 16 cm
Max length : 30.0 cm TL jantan/; (Ref. 556); common length : 15.0 cm TL jantan/; (Ref. 556); Berat maksimum terpublikasi: 250.00 g (Ref. 556); Umur maksimum dilaporkan: 15 Tahun (Ref. 59043)

deskripsi pendek Morfologi | Morfometrik

Duri punggung (Keseluruhan (total)): 17 - 19. Distinguished from its congeners by having unique characters of 3 discontinuous dark stripes along flank and 55-62 + 4-5 scales along lateral line. Differs further from other species of the genus by having 17-19 dorsal spines (Ref. 59043).

Biologi     Daftar kata (contoh epibenthic)

Adults occur in groups in open sand and mud bottom of large rivers with moderate current. Nocturnal, feeding on small invertebrates, especially molluscs, usually crepuscular but may also feed at daytime. Larvae are benthic (Ref. 59043).

Life cycle and mating behavior Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva

Eggs are attached to stones by females (Ref. 59043).

rujukan utama Upload your references | Acuan | Koordinator | mitra

Kottelat, M. and J. Freyhof, 2007. Handbook of European freshwater fishes. Publications Kottelat, Cornol and Freyhof, Berlin. 646 pp. (Ref. 59043)

Status IUCN Red List (Ref. 120744)

  kurang bimbang (LC) ; Date assessed: 01 January 2008

CITES (Ref. 118484)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

ancaman kepada manusia

  Harmless





penggunaan manusia

Perikanan: tidak ada kepentingan; Ikan buruan: ya; umpan: usually
FAO(Publication : search) | FishSource |

informasi lanjut

Nama-nama umum
Sinonim (persamaan)
metabolisme
Pemangsa
Ekotoksikologi
Reproduksi, perkembang biakan
Kematangan
Pemijahan
Spawning aggregation
Fecundity
telur-telur
pekembangan telor
Umur / Saiz
Pertumbuhan
panjang-berat
panjang-panjang
ukuran frekuensi
Morfometrik
Morfologi
Larva
Dinamika larva
pemulihan
Kelimpahan
Acuan
Budidaya air
profil budidaya air
Strain
Genetika
Frekuensi alel
Diturunkan
Penyakit-penyakit
Pengolahan
Mass conversion
mitra
Gambar
Stamps, Coins Misc.
Suara-suara
Ciguatera
Kecepatan
Tipe renang
Area insang
Otoliths
Otak
Penglihatan / visi

Alat, peralatan

laporan khas

muat turun XML

Sumber internet

Aquatic Commons | BHL | Cloffa | Websites from users | semak peneliti ikan | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(genom, Nukleotida) | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Pangkalan data nasional | Otolith Atlas of Taiwan Fishes | Akuarium publik | PubMed | Reef Life Survey | Tree of Life | Wikipedia(pergi, Cari) | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5312   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00487 - 0.02471), b=3.04 (2.85 - 3.23), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic Level (Ref. 69278):  3.4   ±0.43 se; Based on food items.
Daya lenting (Ref. 120179):  Rendah, Waktu penggandaan populasi minimum 4.5 - 14 tahun (tm=2-3; tmax=15).
keancaman (Ref. 59153):  Low to moderate vulnerability (31 of 100) .