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Mnemiopsis leidyi

A. Agassiz, 1865
Ctenophora » Lobata » Bolinopsidae » Mnemiopsis leidyi
Common name (English)
Comb jelly, Sea walnut
Ηabitat
A: Marine
Global distribution

Adriatic Sea 690 2; Adriatic Sea 71895 0; Baltic sea 49713 0; Black Sea 614 2; Black Sea 2488 0; Caspian Sea 2486 0; Danish Exclusive Economic Zone 764 3; Danish Exclusive Economic Zone 71891 0; Ionian Sea 691 2; Ionian Sea 71853 0; Israeli Exclusive Economic Zone 815 3; Israeli Exclusive Economic Zone 71777 0; Italian Exclusive Economic Zone 816 3; Italian Exclusive Economic Zone 8885 0; Kattegat 621 2; Kattegat 71888 0; Ligurian Sea 688 2; Ligurian Sea 71898 0; Marmara Sea 71852 0; Mediterranean Sea 2614 0; Mediterranean Sea - Eastern Basin 612 2; Mediterranean Sea - Eastern Basin 2613 0; Mediterranean Sea - Western Basin 611 2; Mediterranean Sea - Western Basin 71824 0; North Atlantic Ocean 645 2; North Atlantic Ocean 2485 0; North Sea 623 2; North Sea 8903 0; Russian Exclusive economic Zone 71872 0; Skagerrak 8893 0; Slovenian Exclusive Economic Zone 904 3; Slovenian Exclusive Economic Zone 185018 0; Spanish Exclusive Economic Zone 910 3; Spanish Exclusive Economic Zone 2881 0; Swedish Exclusive Economic Zone 916 3; Swedish Exclusive Economic Zone 8883 0; Turkish Exclusive Economic Zone 928 3; Turkish Exclusive Economic Zone 71876 0; Tyrrhenian Sea 689 2; Tyrrhenian Sea 71823 0; Ukraine 255 0; Zeebrugge 71879 0

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Establishment status
Established
Establishment status detail

Alien:

First detection year
2012
Online resource
http://faculty.washington.edu/cemills/Ctenolist.html/aphia.php?p=taxdetails&id=…
Pathway
6 UNAIDED - Natural dispersal across border of IAS that have been introduced through pathways 1-5 - Nat
5 CORRIDOR - Interconnected waterways – Water
References

http://www.oceanography.ucy.ac.cy/medusa/jellyfish_Map.html

Michail C, Crocetta F, Zenetos A, Langeneck J, Tsiamis K, Tiralongo F, Kletou D, Constantinou G, Cai LL, Vasiliades L, Rousou M, Katsanevakis S, Tanduo V, Hadjieftychiou SI, Papageorgiou IV, Kleitou P (2026) Marine non-indigenous species of Cyprus: pathways, introduction dynamics, spatial patterns, and policy implications. Biological Invasions 28(97). https://doi.org/10.1007/s10530-026-03814-6

Joint Service Health Unit
University of Cyprus - Department of Biological Sciences
Darwin Initiative
Akrotiri Environment

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