Leptocardii |
Not assigned |
Branchiostomidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 1 - 43 m (مرجع 124788). Subtropical
Indo-West Pacific: East Africa (Ref. 1492). Climate: tropical to temperate.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ?  range ? - ? cm Max length : 5.5 cm TL جنس نر / بدون خواص جنسي; (مرجع 1478)
Found in medium coarse brown sand with shell fragments and very small proportion of mud to very fine sand with large proportion of mud (Ref. 1482). Occurs in the intertidal zone (Ref. 1478). Found in shallow waters, on sediments containing high percentage of sand and granule, with low moisture and organic matter content (Ref. 124788).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Members of the class Cephalochordata are gonochoric. Life cycle: Eggs develop into planktotrophic larva and later on to benthic adults.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Stokes, M.D. and N.D. Holland 1996 Reproduction of the Florida lancelet (Branchiostoma floridae): spawning patterns and fluctuations in gonad indexes and nutritional reserves. Invertebrate Biology 115(4):349-359. (مرجع 1437)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2025-1)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
Not Evaluated
خطر برای انسان ها
استفاده انسانی
| FishSource |
ابزارها
اطلاعات بيشتر
Trophic EcologyFood items (preys)
تركيب غذايي
مصرف غذايي
شکارچیان
PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models
Preferred temperature
(Ref.
115969): 22 - 29.3, mean 28.5 (based on 2139 cells).
Fishing Vulnerability
Low vulnerability (21 of 100).
طبقه قيمت
Unknown.