Пластиножаберные (акулы и скаты) (sharks and rays) >
Rhinopristiformes (Shovelnose rays) >
Trygonorrhinidae (Banjo rays, Fiddler rays)
Etymology: Aptychotrema: Greek, a = without + Greek, ptyx, ptychos = fold + Greek, trema = hole (Ref. 45335).
More on author: Shaw.
Issue
Authorship to be checked again in new CoF version. See Synonyms for another opinion.
Environment: milieu / climate zone / depth range / distribution range
экология
морской; солоноватоводный демерсальный; пределы глубины ? - 220 m (Ref. 114953). Subtropical; 18°S - 37°S, 145°E - 155°E (Ref. 114953)
Western Pacific: endemic to Australia.
Size / Вес / Возраст
Maturity: Lm ?  range ? - ? cm
Max length : 100.0 cm TL самец/пол неопределен; (Ref. 12951); 120.0 cm TL (female)
Found on soft bottoms off beaches, lower parts of estuaries and offshore (Ref. 9909). Feeds on bottom crustaceans, mollusks, and fishes (Ref. 9909). Males mature at 60-68 cm TL, females at 54-66 cm TL; birth size at 13-15 TL. Produces 4-18 pups after 3-5 month gestation, usually around November and December (Ref. 114953). Caught in nets (Ref. 9909). Marketed fresh (Ref. 9909).
Ovoviviparous with up to 4 in a litter. Size at birth about 13 cm.
Compagno, L.J.V. and P.R. Last, 1999. Rhinobatidae. Guitarfishes. p. 1423-1430. In K.E. Carpenter and V.H. Niem (eds.) FAO identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Rome, FAO. (Ref. 9909)
Статус Красного Списка МСОП (Ref. 130435)
Угроза для людей
Harmless
Использование человеком
рыболовство: коммерческий
дополнительная информация
инструменты
Специальные отчеты
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Estimates based on models
Preferred temperature (Ref.
123201): 20.2 - 24.6, mean 24.3 °C (based on 9 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00267 - 0.01964), b=3.00 (2.76 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.9 ±0.62 se; based on food items.
устойчивость к внешним воздействиям (Ref.
120179): низкий, минимальное время удвоения популяции 4.5-14 лет (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (72 of 100).
Nutrients (Ref.
124155): Calcium = 22.4 [4.2, 97.5] mg/100g; Iron = 0.663 [0.172, 1.883] mg/100g; Protein = 19.5 [17.5, 21.4] %; Omega3 = 0.259 [0.120, 0.556] g/100g; Selenium = 25.9 [8.0, 67.8] μg/100g; VitaminA = 8.55 [3.59, 21.11] μg/100g; Zinc = 0.651 [0.333, 1.211] mg/100g (wet weight);