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Palaemonetes varians (Leach, 1814)
Atlantic ditch shrimp
رده بندی / Names اسامي عام | مترادف | CoL | ITIS | WoRMS
Malacostraca | Decapoda | Palaemonidae
Environment: milieu / climate zone / تغييرات عمق / distribution range بوم شناسي
; لب شور. Temperate; 60°N - 32°N, 11°W - 20°E
Distribution كشورها | مناطق سازمان خوار و بار جهاني (FAO) | Ecosystems | ظهور | معرفي
Northeast Atlantic and the Mediterranean: From north-west Europe and western Mediterranean and on the Atlantic coast of Morocco.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - ? cm Max length : 3.7 cm TL جنس نر / بدون خواص جنسي; (مرجع 2793); 5.2 cm TL (female)
Body almost colorless and translucent. Body of females sometimes with greenish chromatophores (Ref. 2793). Occurs in brackish water lakes and shallow coastal lagoons with salinity from 0.9 to 25.3 (Ref. 2745). Prefers stagnant and slow-running waters, irrigation channels and salt marshes (Ref. 2792). Associated with Palaemon elegans and/or Palaemon adspersus (Ref. 2745). Detritivores; with a varied diet characterized by scavenging and opportunistic feeding behavior (Ref. 2838).
Life cycle and mating behavior بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Exhibits moulting before breeding during spring at temperatures between 9 to 10°C (Ref. 2804). Females produce about 150 eggs (Ref. 2748).
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Dolmen, D., J. Hindley and E. Kleiven 2004 Distribution of Palaemonetes varians (Leach) (Crustacea, Decapoda) in relation to biotope and other caridean shrimps in brackish waters of southern Norway and southwestern Sweden. Sarsia: North Atlantic Marine Science 89(1):8-21(14). (مرجع 2745)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2025-1)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
CMS (مرجع 116361)
Not Evaluated
خطر برای انسان ها
استفاده انسانی
ماهي گيري – شيلات: تجاري
FAO - آبزي پروري: production; | FishSource | Sea Around Us
ابزارها
اطلاعات بيشتر
Trophic Ecology
بوم شناسي
Population dynamics
Distribution
Physiology
Oxygen consumption
منابع اينترنتي
BHL | BOLD Systems | CISTI | DiscoverLife | FAO(; publication : search) | Fishipedia | GenBank (ژنوم, نوکلئوتيد) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (برو, جستجو) | Zoological Record
Estimates based on models
Nutrients : Calcium = 109 [35, 184] mg/100g; Iron = 1.59 [1.21, 1.97] mg/100g; Protein = 20.2 [19.2, 21.3] %; Omega3 = 0.285 [0.185, 0.386] g/100g; Selenium = 48.3 [-31.7, 128.3] μg/100g; VitaminA = 0 μg/100g; Zinc = 1.79 [1.17, 2.40] mg/100g (wet weight); based on nutrient studies.