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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
البيئة
بحري القاع; نطاق العمق 10 - 300 m (Ref. 58496). Temperate
Northwest Pacific: Japan to the Sea of Okhotsk and the Sea of Japan.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 22.0 cm TL ذكر/ مختلط الجنس; (Ref. 56557)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
الأشواك الظهرية (المجموع) : 8 - 10; الأشعة الظهرية الناعمة (المجموع) : 5 - 7; شوكة شرجية: 0; أشعه شرجية لينه: 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
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
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)
IUCN Red List Status (Ref. 130435: Version 2024-1)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
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).
مستوى غذائي (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (12 of 100).