>
Perciformes/Cottoidei (Sculpins) >
Agonidae (Poachers) > Agoninae
Eponymy: Dr Harry Wyman Freeman (1923–2012) was Professor of Biology at College of Charleston, his alma mater. [...] Sir D’Arcy Wentworth Thompson (1860–1948) was a Scottish mathematician and biologist. [...] (Ref. 128868), visit book page.
More on authors: Jordan & Gilbert.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
laut dasar (demersal); kisaran kedalaman 10 - 300 m (Ref. 58496). Temperate
Northwest Pacific: Japan to the Sea of Okhotsk and the Sea of Japan.
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 22.0 cm TL jantan/; (Ref. 56557)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 8 - 10; duri punggung lunak (Keseluruhan (total)) : 5 - 7; Duri dubur: 0; Sirip dubur lunak: 6 - 8. Snout projecting forward, with a pair of patches of barbels on its ventral surface. A well-developed strong keel is on the lateral side of the head.
Life cycle and mating behavior
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
Status IUCN Red List (Ref. 130435: Version 2024-1)
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Preferred temperature (Ref.
123201): 0.2 - 13.8, mean 2.4 °C (based on 101 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
Daya lenting (Ref.
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (12 of 100).