ইলাসমোব্রাঙ্কি (হাঙ্গর এবং রে) (sharks and rays) >
Rhinopristiformes (Shovelnose rays) >
Trygonorrhinidae (Banjo rays, Fiddler rays)
Etymology: Trygonorrhina: Greek, trygon = a sting ray + Greek, rhinos = nose (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক তলদেশ বিহারী; গভীরতার পরিসীমা 5 - 205 m (Ref. 114953). Subtropical; 31°S - 41°S, 114°E - 148°E (Ref. 114953)
Eastern Indian Ocean: endemic to southern Australia.
Length at first maturity / আকৃতি / ওজন / Age
Maturity: Lm 94.6 range ? - ? cm
Max length : 146 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 114953)
Short description
সনাক্তকারী নির্দেশক | বহিঃ অঙ্গ সংস্থান | মরফোমেট্রিক্স
This large shovelnose ray is distinguished by the following characters: suboval disc, short and broadly rounded snout with nostrils partly covered with a large nasal curtain; ridges of small thorns present on mid-line of disc and shoulders; behind interorbital space is an ornate pattern of dark-edged bands without the distinct triangular or diamond-shaped marking (Ref. 114953).
A benthic species that occurs on continental shelf, mainly found on soft bottoms and seagrasses. Feeds on bottom crustaceans, worms, molluscs and small fishes. Produces litters of 2-5 pups. Maturity size of males at ca. 70 cm TL, females at 89 cm TL; birth size at 21-25 cm TL (Ref. 114953).
Life cycle and mating behavior
Maturities | প্রজনন | Spawnings | Egg(s) | Fecundities | শুককীট
Last, P.R. and J.D. Stevens, 2009. Sharks and rays of Australia. CSIRO, Australia. 656 p. (Ref. 109431)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
হাতিয়ার
Special reports
Download XML
ইন্টারনেট সুত্র
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00646 (0.00300 - 0.01391), b=2.98 (2.78 - 3.18), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 3.7 ±0.6 se; based on size and trophs of closest relatives
স্থিতিস্থাপক (Ref.
120179): মাধ্যম , সর্বনিম্ন প্রজন দ্বিগুনের সময় ১.৪-৪.৪ বৎসর (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (88 of 100).
Nutrients (Ref.
124155): Calcium = 19.7 [4.0, 90.7] mg/100g; Iron = 0.678 [0.174, 1.975] mg/100g; Protein = 19.4 [17.3, 21.3] %; Omega3 = 0.225 [0.101, 0.486] g/100g; Selenium = 31.6 [9.1, 86.6] μg/100g; VitaminA = 6.08 [2.13, 16.80] μg/100g; Zinc = 0.499 [0.251, 0.904] mg/100g (wet weight);
