分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
板鰓亜鋼(サメとエイ類) (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).
Eponymy: These species and genus are named after the location where the holotypes were caught – the Gulf of St Vincent, near Kangaroo Island, South Australia. (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の; 深さの範囲 ? - 125 m (Ref. 114953). Temperate; 19°S - 40°S, 112°E - 147°E (Ref. 114953)
Eastern Indian Ocean: endemic to western and southern Australia.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 84.0 cm TL オス/雌雄の選別がない; (Ref. 114953)
Occurs near the shore and on the continental shelf from coastal fringe. Common on sandy beaches and seagrass beds (Ref. 006871, Ref. 114953). Mainly feeds on decapod crustaceans and small bony fishes. Females produces litters up to 16 pups. Maturity size for males at ca. 65 cm TL (Ref. 114953). Juveniles are caught with seines.
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Last, P.R. and J.D. Stevens, 1994. Sharks and rays of Australia. CSIRO, Australia. 513 p. (Ref. 6871)
IUCNのレッドリストの状況は (Ref. 130435: Version 2024-2)
Human uses
用具
特記事項
XMLをダウンロードして下さい
インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
123201): 16.3 - 26.7, mean 18.3 °C (based on 218 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 (2.77 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.6 ±0.6 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低い, ４．５年～１４年の倍増期間の最小個体群 (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (54 of 100).
