Leptocardii |
Not assigned |
Branchiostomidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 0 - 53 m (مرجع 1451). Tropical
Western Central Atlantic: Jamaica and USA.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - ? cm
Minimum depth from Ref. 116064. Clean, siliceous sand with shell fragments (Ref. 1443). Found nearshore in shallow water; in Mississippi Sound it was found on coarse sand 90% of the time, rarely on fine sand, and never on clay (Ref. 1451).
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
Population dynamicsرشد
Max. ages / sizes
Length-weight rel.
Length-length rel.
نوسانات طولی
Mass conversion
فراواني
Life cycleتولید مثلبلوغFecundityتخم ریزیEggsنمو تخمLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models
طبقه قيمت
Unknown.
