Malacostraca |
Decapoda |
Calappidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 0 - 90 m (مرجع 435), usually 4 - 40 m (مرجع 435). Tropical; 17°N - 19°S, 25°W - 14°E
Eastern Atlantic: Western African coast from Mauritania to Namibia.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ?  range ? - ? cm Max length : 10.8 cm CW جنس نر / بدون خواص جنسي; (مرجع 435)
Occurs at depths from shore to 90 m (Refs. 435, 2708); common at depths of 4 to 40 m. Burrows in sand or fine gravel and also in bottoms with other sediments. (Ref. 435). Can live on all level substrates but may prefer sand (Ref. 2708). In general, Calappa feeds upon molluscs and hermit crabs in gastropod shells. Their right claw is used for crushing shells of prey while their left claw is used as a cutter (Ref. 105092).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Members of the order Decapoda are mostly gonochoric. Mating behavior: Precopulatory courtship ritual is common (through olfactory and tactile cues); usually indirect sperm transfer.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Fischer, W., G. Bianchi and W.B. Scott (eds.). 1981. (مرجع 435)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2024-2)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
Not Evaluated
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: تجاري
| FishSource |
ابزارها
اطلاعات بيشتر
Trophic EcologyFood items (preys)
تركيب غذايي
مصرف غذايي
شکارچیان
Population dynamicsرشدMax. ages / sizesLength-weight rel.Length-length rel.نوسانات طولیMass conversionفراواني Life cycleتولید مثلبلوغFecundityتخم ریزیEggsنمو تخمLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models
Preferred temperature
(Ref.
115969): 21.7 - 28, mean 26.2 (based on 116 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
طبقه قيمت
Unknown.