Lớp phụ Cá sụn (cá mập và cá đuối) (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
Sinh thái học
Biển; Thuộc về nước lợ gần đáy; Mức độ sâu ? - 220 m (Ref. 114953). Subtropical; 18°S - 37°S, 145°E - 155°E (Ref. 114953)
Western Pacific: endemic to Australia.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?  range ? - ? cm
Max length : 100.0 cm TL con đực/không giới tính; (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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Các nghề cá: Tính thương mại
Các công cụ
Special reports
Download XML
Các nguồn internet
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).
Mức dinh dưỡng (Ref.
69278): 3.9 ±0.62 se; based on food items.
Thích nghi nhanh (Ref.
120179): thấp, thời gian nhân đôi của chủng quần tối thiểu là 4.5 - 14 năm (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);