Orectolobus parvimaculatus, Dwarf spotted wobbegong

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Orectolobus parvimaculatus Last & Chidlow, 2008

Dwarf spotted wobbegong
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Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Orectolobus parvimaculatus   AquaMaps   Data sources: GBIF OBIS
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Image of Orectolobus parvimaculatus (Dwarf spotted wobbegong)
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drawing shows typical species in Orectolobidae.

分類 / Names 俗名 | 同種異名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii 板鰓亞綱 (鯊魚與魟魚) (sharks and rays) > Orectolobiformes (Carpet sharks) 鬚鯊目 (Carpet sharks) > Orectolobidae (Carpet or nurse sharks) 鬚鮫科 (Carpet or nurse sharks)
Etymology: Orectolobus: Greek, orektos = stretch out + Greek, lobos = lobe (Ref. 45335);  parvimaculatus: Name from Latin ‘parvus’ meaning little with the name of a larger, congener with similar, spotted colour pattern, Orectolobus maculatus, with which this species has been confused in the past.  More on authors: Last & Chidlow.

Environment: milieu / climate zone / depth range / distribution range 生態學

; 海洋 居於水底的; 深度上下限 9 - 135 m (Ref. 74934).   

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | Point map | 簡介 | Faunafri

Eastern Indian Ocean: off southwestern Australia.

Length at first maturity / 大小 / 重量 / 年齡

Maturity: Lm ?  range ? - 87.6 cm
Max length : 88.5 cm TL 雄魚/尚未辨別雌雄; (Ref. 74934); 94.3 cm TL (female)

簡短描述 型態特徵 | 形態測量圖

This species is characterized by the following features: body coloration variable, rich, brownish, greyish and/or yellowish dorsal colour pattern overlain with dense coverage of pale irregular streaks and large, ring-like ocelli; dorsal fins has alternating dark and light marginal blotches suffused with pale reticulations; dark saddles found on tail converging strongly toward ventral surface; ventral surface of trunk mainly uniformly pale; nasal barbel is bilobed; postspiracular lobes are well-developed, thallate, distance across preorbital group 1.8-2.5 times interspace between preorbital group and postspiracular lobe (PO/PO-PS1), 5.6-8.7 times base length of anterior postspiracular lobe (PO/PS1); base of anterior postspiracular lobe 2.6-4.5 in its distance from postorbital group (PO-PS1/PS1), 1.4-2.6 in its distance from posterior postspiracular lobe (PS1-PS2/PS1); back and above eye without warty tubercles; dorsal fins tall, upright in adult males; first dorsal-fin origin over mid pelvic-fin base; tip of pelvic fin below or slightly forward of insertion of first dorsal fin; interdorsal space 0.6-0.8 times the anal-fin base length; anal-fin inner margin 0.5-0.7 of anal-fin posterior margin; 21-22 teeth in upper jaw, medial row at symphysis of upper jaw absent; 46-49 monospondylous centra; 142-149 total vertebral centra (Ref. 74934).

生物學特性     字彙 (例如 epibenthic)


Life cycle and mating behavior 成熟度 | 繁殖 | 產卵場 | | 孕卵數 | 仔魚


主要參考資料 Upload your references | 參考文獻 | 合作者 | 合作者

Last, P.R. and J.A. Chidlow, 2008. Two new wobbegong sharks, Orectolobus floridus sp. nov. and O. parvimaculatus sp. nov. (Orectolobiformes: Orectolobidae), from southwestern Australia. Zootaxa 1673:49-67. (Ref. 74934)

IUCN 瀕危狀態 (Ref. 123251)

  無危 (LC) ; Date assessed: 18 February 2015

CITES (Ref. 123416)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

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孕卵數

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Estimates based on models

Preferred temperature (Ref. 115969): 17.4 - 22.7, mean 18.3 °C (based on 32 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5012   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245).
營養階層 (Ref. 69278):  3.9   ±0.6 se; based on size and trophs of closest relatives
回復力 (Ref. 120179):  低的, 最小族群倍增時間4.5 - 14 年 ().
瀕危性 (Ref. 59153):  Moderate to high vulnerability (51 of 100) .