🦈Carcharhinus perezii
佩氏真鲨(學名:Carcharhinus perezii),為軟骨魚綱板鰓亞綱真鯊目真鲨科的其中一種,被IUCN列為瀕危保育類動物,1876年,Felipe Poey在科學雜誌Anales de la Sociedad Española de Historia Natural上將本種命名為Platypodon perezi。模式標本是在古巴海岸捕獲的六尾樣本。後來的學者將Platypodon屬與真鯊屬同義。分布於西大西洋區,從美國佛羅里達州到巴西南部, 包括墨西哥灣北部與安地列斯群島海域,深度1至65公尺,本魚體呈紡錘型,口鼻部相當短、寬且圓形,鼻孔旁沒有明顯的皮瓣。眼睛大而圓形,有瞬膜,雙頜的兩側各有11-13列齒,牙齒具有寬闊的基部、鋸齒狀邊緣和狹窄的尖頭。五對鰓縫長度適中,第三條鰓縫位於胸鰭的起點上方,背鰭2個,第一背鰭高且呈鐮刀形,在其後面有一個低背脊延伸至第二背鰭,第二背鰭相對較大,具有較短的尖端。第一背鰭的起點位於胸鰭尖端上方或稍靠前,第二背鰭的起點位於臀鰭上方或稍靠前。胸鰭長而窄,逐漸變細,體上面為深灰色或灰棕色,下面為白色或白黃色,側面有不明顯的白色條紋,魚鰭沒有明顯的斑紋,胸鰭的下側、臀鰭和尾鰭下葉呈現暗色,體長可達300公分,體重可達69.9公斤,棲息在大陸棚及島嶼棚的陡峭礁石壁,屬肉食性,以硬骨魚、魟魚、頭足類等為食,胎生,雌魚平均一次可生產四至六尾幼魚,妊娠期為一年,每隔一年懷孕一次。具有經濟價值的魚類,魚肉可供食用,魚鰭可製成魚翅,魚皮可製成皮革,肝臟用於製作魚肝油,通常是用延繩釣所捕獲。
Text: Wikipedia, CC BY-SA 4.0.
IUCN Red List assessment, 2021.
- Body mass
- not recorded
- Body length
- not recorded
- Shoulder height
- not recorded
- Top speed
- not recorded
- Bite force
- not recorded
- Maximum lifespan
- not recorded
Everything we know about the Carcharhinus perezii
Typical adult figures. Where a value is an estimate rather than a measurement, it says so.
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Family tree
- kingdomAnimalia
- ›phylumChordata
- ›classElasmobranchii
- ›orderCarcharhiniformes
- ›familyCarcharhinidae
- ›genusCarcharhinus
- ›speciesCarcharhinus perezii
- subphylumVertebrata
- superclassGnathostomata
- classSharks & rays · Chondrichthyes
- subclassElasmobranchii
All 7 branches ↓Fewer branches ↑
- kingdomMetazoa
- phylumChordata
- subphylumCraniata
- subphylumVertebrata
- superclassGnathostomata
- classSharks & rays · Chondrichthyes
- subclassElasmobranchii
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