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Parapercis snyderi Jordan & Starks, 1905

U-mark sandperch
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Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Parapercis snyderi   AquaMaps   Data sources: GBIF OBIS
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Image of Parapercis snyderi (U-mark sandperch)
Parapercis snyderi
Picture by Adams, M.J.

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

Actinopterygii 輻鰭魚綱 (條鰭魚) > Perciformes (Perch-likes) 鱸形目 (Perch-likes) > Pinguipedidae (Sandperches) 肥足鰧科 (Sandperches)
Etymology: Parapercis: Greek, para = the side of + Greek, perke = perch (Ref. 45335).  More on authors: Jordan & Starks.

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

; 海洋 礁區魚類; 深度上下限 10 - 40 m (Ref. 90102).   亞熱帶的

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

Western Pacific: southern Japan to Queensland, Australia.
西太平洋: 日本南部到澳洲的昆士蘭省。

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 11.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 42740)

簡短描述 型態特徵 | 形態測量圖

背棘 (總數): 5; 背的軟條 (總數): 20-21; 臀棘 1-16; 臀鰭軟條: 18. This species is characterized by the following: D V,20-21 (usually 21); A I,16-18; 13-15 (rarely 13, usually 14) pectoral rays; 38-43 lateral-line scales; about 2-4 + 7-10 gill rakers; about 4 predorsal scales; ctenoid scales on cheek, in 4 horizontal rows; front of lower jaw with 8 canine teeth; vomerine teeth a broad chevron-shaped patch; with palatine teeth; upper edge of subopercle with a prominent sharp spine; serrae on opercular bones absent; body depth 4.15-4.75 in SL (21.20-24.1% SL); middle dorsal spine longest; membrane from last dorsal spine joined near base of first soft ray; body gray to reddish dorsally, white below with the edges of scales gray; a series of f5 broadly U-shaped dark brown bars on back, smaller posteriorly, or with a series of 5 double dark brown to black dashes, the anterior 2 with 1 above and 1 below lateral line; a series of 9 spots or short bars on lower side of body that may be blackish, reddish, or dusky yellow; small dark reddish spots, one per scale, often present scattered along side of body and on cheek; presence at side of snout of an iridescent pale blue line, and one beneath eye; lips with large dark blotches; usually presence of a midventral blackish spot on isthmus, often with a smaller black spot to each side anteriorly; edge of chin below lower lip dusky to blackish; spinous portion of dorsal fin may be entirely black, but usually blackish with large pale yellowish blotches in outer part; soft dorsal fin with rows of black to black-edged orange spots, the base of most rays black or with black upper ends of U-shaped marks extending into base of fin; anal fin base with a row of red spots, a red submarginal line, and a small black spot on penultimate membrane about one-third distance to margin; caudal fin with small blackish, dusky orange, or red spots, often with smaller white spots as well (Ref. 57562).
身體有 3 U 形的深色橫帶跟隨著另外 2 個了在後部,下面的V不見.(因此如複縱線) 在身體側邊上的一系列的 9個暗色的條紋, 每其他的從背部斑紋 (參考文獻 42740) 的底部延伸.

生物學特性     字彙 (例如 epibenthic)

Found in silty sand and rubble areas near reefs at depths of 10-40 m (Ref. 2334, 90102).

發現於在礁附近的泥沙與碎石區域了。

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

Pelagic spawner. A monandric species though some small males may develop directly from juveniles indicicating diandry (Ref. 103751).西太平洋: 日本南部到澳洲的昆士蘭省。

主要參考資料 Upload your references | 參考文獻 | 合作者 : Ho, Hsuan-Ching | 合作者

Randall, J.E., G.R. Allen and R.C. Steene, 1990. Fishes of the Great Barrier Reef and Coral Sea. University of Hawaii Press, Honolulu, Hawaii. 506 p. (Ref. 2334)

IUCN 瀕危狀態 (Ref. 119314)

  未評估 

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  無害處的





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Estimates of some properties based on models

Preferred temperature (Ref. 115969): 20.5 - 29, mean 27.7 (based on 326 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00646 (0.00294 - 0.01416), b=3.09 (2.91 - 3.27), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref. 93245).
營養階層 (Ref. 69278):  3.4   ±0.4 se; Based on size and trophs of closest relatives
回復力 (Ref. 69278):  高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
瀕危性 (Ref. 59153):  Low vulnerability (14 of 100) .