>
Zeiformes (Dories) >
Cyttidae (Lookdown dories)
Etymology: Cyttus: Greek, kyttaros, kytos = a convex cavity.
Eponymy: William Thomas Locke Travers (1819–1903) was a New Zealand explorer, lawyer, politician and naturalist. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
समुद्री बाथीड़िमरसल; गहराई सीमा 200 - 978 m (Ref. 50308). Deep-water; 18°S - 55°S, 5°W - 173°W
Southeast Atlantic: Walvis Ridge and from off Cape Town to Algoa Bay in South Africa. Indo-West Pacific: south coast of Australia and New Zealand.
Length at first maturity / आकार / वज़न / Age
परिपक्व अवधि: Lm 21.6 range ? - ? cm
Max length : 63.0 cm TL पुल्लिंग / अलिंग; (Ref. 123586); common length : 33.0 cm TL पुल्लिंग / अलिंग; (Ref. 9258); अधिकतम सूचित उम्र: 38 वर्षो (Ref. 117092)
पृष्ठीय रीढ़ (सम्पूर्ण) : 9 - 10; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 35 - 37; गुदा कांटा: 2; ऐनल सौफट रेज़: 36 - 38. Adults silvery grey in color; juveniles (to 10 cm) silvery with brown blotches (Ref. 4253).
Body shape (shape guide): short and / or deep.
Occurs in offshore waters (Ref. 9258). Juveniles pelagic in surface waters (Ref. 9563).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | Fecundity | लार्वा
Heemstra, P.C., 1986. Zeidae. p. 435-438. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4253)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
मात्स्यिकी: व्यापारिक
साधन
Special reports
Download XML
इंटरनेट स्रोत
Estimates based on models
Preferred temperature (संदर्भ
123201): 5.9 - 12.8, mean 8.3 °C (based on 194 cells).
Phylogenetic diversity index (संदर्भ
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01950 (0.00842 - 0.04514), b=3.01 (2.80 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (संदर्भ
69278): 3.9 ±0.87 se; based on food items.
Generation time: 13.7 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
लौटाव (संदर्भ
120179): बहुत नीचे, न्यूनतम जनसंख्या दुगनी समय अवलागत 14 महीने। (tm=5.2-6.3; tmax=38; K=0.04-0.07).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (70 of 100).
🛈
Climate Vulnerability (Ref.
125649): High to very high vulnerability (74 of 100).
🛈
Nutrients (Ref.
124155): Calcium = 19.5 [10.8, 43.4] mg/100g; Iron = 0.444 [0.162, 0.940] mg/100g; Protein = 17.4 [14.9, 20.2] %; Omega3 = 0.355 [0.181, 0.734] g/100g; Selenium = 20.4 [8.3, 51.5] μg/100g; VitaminA = 12.5 [2.2, 75.2] μg/100g; Zinc = 0.316 [0.203, 0.487] mg/100g (wet weight);
