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The sea lamprey (Petromyzon marinus) is a parasitic lamprey native to the Northern Hemisphere. It is sometimes referred to as the "vampire fish". In its original habitats, the sea lamprey coevolved with its hosts, and those hosts evolved a measure of resistance to the sea lampreys.
Sea lamprey is the most sought-after species in Portugal and one of only two that can legally bear the commercial name "lamprey" (lampreia): the other one being Lampetra fluviatilis, the European river lamprey, both according to Portaria (Government regulation no. 587/2006, from 22 June).
Petromyzontidae are a family of lampreys native to the Northern Hemisphere, comprising the vast majority of living lampreys. [1] Petromyzontids have the highest number of chromosomes (164–174) among vertebrates.
Brook lamprey, Lampetra planeri (Bæklampret) Sea lamprey, Petromyzon marinus (Havlampret/Niøje) Chondrichthyes - cartilaginous fish. Chimaeriformes - ratfish
The U.S. Fish & Wildlife Service will treat Bear Creek in Door County in mid-September to eradicate more than 1,000 larvae of sea lampreys before they grow into juveniles and migrate into Lake ...
Cyclostomi, often referred to as Cyclostomata / s ɪ k l oʊ ˈ s t ɒ m ə t ə /, is a group of vertebrates that comprises the living jawless fishes: the lampreys and hagfishes.Both groups have jawless mouths with horny epidermal structures that function as teeth called ceratodontes, and branchial arches that are internally positioned instead of external as in the related jawed fishes. [1]
Lampreys (Petromyzontiformes) Sea lamprey feeding on a lake trout As with the hagfish, lampreys appear eel-like in shape. They have cartilaginous skeletons and have been evolving separately from any other group for over 400 million years. They are predatory and often attach themselves to a fish or other small animal and gradually drain blood ...
The Pacific lamprey is not the same fish as the sea lamprey (Petromyzon marinus) that has invaded the Great Lakes via the Erie Canal. The Pacific Lamprey Conservation Initiative (PLCI) emerged as a collaborative effort, comprising Native American tribes, federal, state and local agencies, as well as non-governmental organizations.