dcsimg

Diagnostic Description

provided by Fishbase
Body with 2 longitudinal dark bands that join in front of gill slit, lower band faint or absent; small dark spots ventrally; caudal fin with dark stripes; dark blotch at caudal base (Ref. 4919).
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Recorder
Cristina V. Garilao
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Life Cycle

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Oviparous (Ref. 205).
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Susan M. Luna
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Morphology

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Dorsal spines (total): 0; Dorsal soft rays (total): 9 - 10; Analspines: 0; Analsoft rays: 9 - 10
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Cristina V. Garilao
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Biology

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Inhabits rocky and coral reefs (Ref. 9710). Benthopelagic (Ref. 58302). A deep water species known from trawls, rarely seen by diving and occasionally visits deep sandy slopes where upwellings occur (Ref. 48637).
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Recorder
Estelita Emily Capuli
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Importance

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fisheries: of no interest; aquarium: commercial
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Estelita Emily Capuli
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分布

provided by The Fish Database of Taiwan
分布於印度-太平洋區,西起非洲東岸,東至夏威夷,北至日本南部,南至澳洲西北部。台灣分布於南部、北部、東北部、東部、綠島、蘭嶼、小琉球及澎湖海域。
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臺灣魚類資料庫
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臺灣魚類資料庫

利用

provided by The Fish Database of Taiwan
具毒性之小型魚類,不具食用價值,體色豔麗,常被當做觀賞用魚。
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描述

provided by The Fish Database of Taiwan
體卵圓形,側扁而高,眼後枕骨區突出,尾柄短而高。體側下緣平坦,無縱行皮褶,腹部中央自口部下方至肛門前方則有一稜褶。吻較長而尖;鼻孔單一,不甚明顯。背鰭近似圓刀形,位於體後部,具軟條10-11;臀鰭與其同形,具軟條9-10;無腹鰭;胸鰭寬短,上方鰭條較長,近呈方形,下方後緣稍圓形;尾鰭寬大,呈圓弧形。體紅褐色,腹面較淡色,體背具許多黑色小斑;眼四周有橘黃色放射狀細線;頭部及體側自吻和頰部具有向後下方斜行,至腹側中部呈不連續之短紋或點,直至尾部而向上斜行之橘黃細紋;體側具兩條水平的黑帶,從胸鰭基向後延伸至尾柄,向前在鰓蓋前相連接,形成一圓弧狀。背鰭基及胸鰭基各有一黑斑;尾鰭具多條黑褐色之弧紋,基部上下側亦具一黑斑;除些,各鰭均為淡色至淡黃。
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棲地

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暖水性小型魚類,主要棲息於珊瑚礁及岩礁等水域,棲息深度較深。以甲殼類、多毛類、被囊動物、海綿、小型腹足類和魚類等為食。
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Canthigaster rivulata

provided by wikipedia EN

Canthigaster rivulata commonly known as the brown-lined puffer, or kitamakura (Japanese: キタマクラ) is a marine fish belonging to the family Tetradontidae.

Description

Canthigaster rivulata is a fish which grows up to 15–20 cm length. Its body has 2 longitudinal dark bands that join in front of the gill slit, lower band that is either faint or absent, small dark spots in the ventral area, caudal fin with dark stripes and a dark blotch at the caudal base.[1]

Distribution and habitat

This species are found in tropical waters of Indo-Pacific. It can be seen in the waters from East Africa south to Natal, South Africa and east to Hawaii, north to southern Japan and south to north western Australia.[2][3]

They are usually near rocky and coral reefs that are 100 metres deep however they are also found around shore lines that are around 30 metres deep.[4]

Diet

Canthigaster rivulata is omnivorous and preys mainly on algae, echinoderms and molluscs.[5]

Behaviour and breeding

This pufferfish is a solitary animal. Its breeding season is in Summer and during this time, the male presents its breeding colour which shows vibrant blue patterns around its body.[6]

Poison

The fish has the poison, tetrodotoxin, resided in the intestine, liver but mostly in the skin and the mucus generated by it, however it is not present in the muscle or the ovary like most other Pufferfish. Its mucus has high risk of contamination of the toxin to other fish or human due to direct contact with the skin.[7][8]

References

  1. ^ "Canthigaster rivulata summary page". FishBase. Retrieved 2019-08-11.
  2. ^ "Canthigaster rivulata summary page". FishBase. Retrieved 2019-08-11.
  3. ^ "The IUCN Red List of Threatened Species". IUCN Red List of Threatened Species. Retrieved 2019-08-11.
  4. ^ "キタマクラの特徴 | 釣魚図鑑(特徴・仕掛け・さばき方) | Honda釣り倶楽部". Honda公式ホームページ (in Japanese). Retrieved 2019-08-11.
  5. ^ "キタマクラ | WEB魚図鑑". ズカンドットコム (in Japanese). Retrieved 2019-08-11.
  6. ^ "キタマクラ | WEB魚図鑑". ズカンドットコム (in Japanese). Retrieved 2019-08-11.
  7. ^ "キタマクラ | 魚類 | 市場魚貝類図鑑". ぼうずコンニャクの市場魚貝類図鑑 (in Japanese). Retrieved 2019-08-11.
  8. ^ "キタマクラの名前の由来とは?生態や毒の危険性、特徴をご紹介! | 暮らし~の[クラシーノ]". kurashi-no.jp (in Japanese). Retrieved 2019-08-11.
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Canthigaster rivulata: Brief Summary

provided by wikipedia EN

Canthigaster rivulata commonly known as the brown-lined puffer, or kitamakura (Japanese: キタマクラ) is a marine fish belonging to the family Tetradontidae.

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Description

provided by World Register of Marine Species
Inhabits reefs down to 100 m in Hawaii. Also found in trawling grounds.

Reference

Froese, R. & D. Pauly (Editors). (2023). FishBase. World Wide Web electronic publication. version (02/2023).

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Habitat

provided by World Register of Marine Species
Known from seamounts and knolls

Reference

Stocks, K. 2009. Seamounts Online: an online information system for seamount biology. Version 2009-1. World Wide Web electronic publication.

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