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Parapercis snyderi Jordan & Starks, 1905

U-mark sandperch
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Native range | All suitable habitat | Point map | Year 2050
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Parapercis snyderi   AquaMaps   Data sources: GBIF OBIS
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Parapercis snyderi
Picture by Adams, M.J.


Japan country information

Common names: Kôrai-toragisu
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Recorded from the Ishima Island, Tokushima Prefecture (Ref. 38029) and Shirahama, southern Japan (Ref. 37690). Specimens are more strongly colored, red with black U-shaped bars. Range of true P. snyderi is subtropical Japan (Ref. 48636). Also Ref. 559, 2334, 42740, 48636, 90102.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ja.html
National Fisheries Authority: http://www.maff.go.jp/eindex.html
Occurrences: Occurrences Point map
Main Ref: Shinohara, G., Y. Sato and K. Matsuura, 2000
National Database:

Common names from other countries

Classification / Names Tên thường gặp | Các synonym ( Các tên trùng) | Catalog of Fishes(Giống, Các loài) | ITIS | CoL | WoRMS | Cloffa

> Perciformes/Uranoscopoidei (Sand dwellers) > Pinguipedidae (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 Sinh thái học

Biển Cùng sống ở rạn san hô; Mức độ sâu 10 - 40 m (Ref. 90102).   Subtropical

Sự phân bố Các nước | Các khu vực của FAO | Các hệ sinh thái | Những lần xuất hiện | Point map | Những chỉ dẫn | Faunafri

Indo-West Pacific: southern Japan to Queensland and Western Australia.

Bộ gần gũi / Khối lượng (Trọng lượng) / Age

Maturity: Lm ?  range ? - ? cm
Max length : 11.0 cm TL con đực/không giới tính; (Ref. 42740)

Short description Khóa để định loại | Hình thái học | Sinh trắc học

Các tia vây lưng cứng (tổng cộng) : 5; Các vây lưng mềm (tổng cộng) : 20 - 21; Tia cứng vây hậu môn: 1 - 16; Tia mềm vây hậu môn: 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).

Sinh học     Tự điển (thí dụ epibenthic)

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

Life cycle and mating behavior Maturities | Sự tái sinh sản | Spawnings | Egg(s) | Fecundities | Ấu trùng

Pelagic spawner. A monandric species though some small males may develop directly from juveniles indicicating diandry (Ref. 103751).

Main reference Upload your references | Các tài liệu tham khảo | Người điều phối : Ho, Hsuan-Ching | Người cộng tác

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 Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 20 April 2022

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

FAO(Publication : search) | FishSource |

Thêm thông tin

Trophic ecology
Các loại thức ăn
Diet compositions
Food consumptions
Food rations
Các động vật ăn mồi
Ecology
Sinh thái học
Home ranges
Population dynamics
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Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
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Life cycle
Sự tái sinh sản
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Ấu trùng
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Anatomy
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Não bộ
Otoliths
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Âm thanh của cá
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Estimates based on models

Preferred temperature (Ref. 115969): 20.5 - 29, mean 27.7 (based on 326 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00311 - 0.01538), b=3.06 (2.88 - 3.24), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref. 93245).
Mức dinh dưỡng (Ref. 69278):  3.4   ±0.4 se; based on size and trophs of closest relatives
Thích nghi nhanh (Ref. 120179):  Chiêù cao, thời gian nhân đôi của chủng quần tối thiểu là dưới 15 tháng (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).