Sea lamprey (Petromyzon marinus) fish profile and information / pictures of Sea lamprey - Petromyzon marinus

Sea lamprey (Petromyzon marinus) fish profile

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Scientific Name Petromyzon marinus
Classified By Linnaeus, 1758
Common Name Sea lamprey
Class Lampreys (Cephalaspidomorphi)
Order Lampreys (Petromyzontiformes)
Family Lampreys (Petromyzontidae)
Biology Vertebrae: 0. Anguilliform body. Presence of 7 branchial openings. Two separated dorsal fins, the second continuous with the caudal fin. Number of myomeres: 67-74. Brown-yellow colored on the dorsal and lateral part of the body, with black marblings.
Climate Temperate
Water Temperature From - Celcius 5 °C
Water Temperature To - Celcius 20 °C
Depth From - meters 1 m
Depth To - meters 2200 m
Zone demersal
Distribution Northeast Atlantic: Norway including Iceland and the Barents Sea, south to northern Africa. Throughout the western Mediterranean but absent from eastern Mediterranean and the Black Sea. Western Atlantic: Labrador, Canada to Gulf of Mexico in Florida, USA. Landlocked in Great Lakes, Finger Lakes, Oneida Lake and Lake Champlain, Canada/USA. Appendix III of the Bern Convention .
Region Northeast Atlantic
Range 72°N - 25°N, 82°W - 27°E
Maximum Length 120 cm
Common Length 60.0 cm
Environment Marine; freshwater; brackish; demersal; anadromous ; depth range 1 - 2200 m
Vulnerability High to very high vulnerability (72 of 100)
Resilience Low, minimum population doubling time 4.5 - 14 years (K 0.16; tm=5-12; Relative Fec = 233)
Threat To Humans Harmless
IUCN Red List Status Least Concern (LC)
Human Uses Fisheries: minor commercial
Phylogenetic Diversity Index PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Trophic Level 4.36999988555908 s.e. 0.85 Based on food items.
Is kept in Aquariums False
Occurs in Marine / Salt water True
Occurs in Brackish water True
Occurs in Fresh Water True
Occurs on Reefs False