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Palaemonetes varians   (Leach, 1814)

Atlantic ditch shrimp
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Palaemonetes varians


Portugal country information

Common names: [No common name]
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: | Ref:
Aquaculture: never/rarely | Ref:
Regulations: no regulations | Ref:
Uses: no uses
Comments:
National Checklist: Portugal
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/po.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Neves, A.M., 1970
National Database:

Common names from other countries

Classification / Names / Names Noms communs | Synonymes | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

> Decapoda (Lobster, shrimp and crabs) > Palaemonidae (palaemonid shrimps)

Environment: milieu / climate zone / depth range / distribution range Écologie

; saumâtre.   Temperate; 60°N - 32°N, 11°W - 20°E

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Introductions

Northeast Atlantic and the Mediterranean: From north-west Europe and western Mediterranean and on the Atlantic coast of Morocco.

Length at first maturity / Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm Max length : 3.7 cm TL mâle / non sexé; (Ref. 2793); 5.2 cm TL (female)

Biologie     Glossaire (ex. epibenthic)

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 Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Exhibits moulting before breeding during spring at temperatures between 9 to 10°C (Ref. 2804). Females produce about 150 eggs (Ref. 2748).

Référence principale Références | Coordinateur | Collaborateurs

Dolmen, D., J. Hindley and E. Kleiven. 2004. (Ref. 2745)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

  Non évalué 

statut CITES (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Utilisations par l'homme

Pêcheries: commercial
FAO - Aquaculture: production; | FishSource | Sea Around Us

Outils

Plus d'informations

Pays
Zones FAO
Écosystèmes
Occurrences
Introductions
Stocks
Écologie
Régime alimentaire
Éléments du régime alimentaire
Noms communs
Synonymes
Prédateurs
Reproduction
Maturité
Frai
Fécondité
Œufs
Développement de l'œuf
Taille/Âge
Croissance
Longueur-poids
Longueur-longueur
Morphologie
Larves
Abondance
Références
Mass conversion

Sources Internet

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(; publication : search) | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Arbre de Vie | Wikipedia (Go, chercher) | Zoological Record

Estimates based on models

Vulnérabilité (Ref. 71543): Low vulnerability (10 of 100).
Catégorie de prix (Ref. 80766): Very high.