Sea lamprey - Wikipedia
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.
What is a sea lamprey? - NOAA's National Ocean Service
2024年6月16日 · Among the most primitive of all vertebrate species, the sea lamprey is a parasitic fish native to the northern and western Atlantic Ocean. Due to their similar body shapes, lampreys are sometimes inaccurately called "lamprey eels." Unlike "bony" fishes like trout, cod, and herring, lampreys lack scales, fins, and gill covers.
Sea Lamprey - Marine Biological Laboratory
The sea lamprey (Petromyzon marinus) is an aggressive parasite that is considered a pest in many regions, including the U.S. Great Lakes. An ancient vertebrate, its lineage diverged from that of humans about 500 million years ago.
Sea lamprey | Diet, Life Cycle, & Facts | Britannica
2025年1月8日 · Sea lamprey is an eel-like, jawless species of fish native to the North Atlantic Ocean, several of its bordering seas, and its coastal rivers and estuaries. It is considered to be among the most primitive of all living vertebrates.
Sea Lamprey - U.S. Fish and Wildlife Service
The sea lamprey (Petromyzon marinus) is a fish that is native to the Atlantic Ocean. Petromyzon means sucker of stone and marinus means of the sea. Sea lampreys range throughout the eastern United States and western Europe coasts, as well as the Great Lakes, as documented by C.O. Brant in 2019.
Great Lakes Fishery Commission - Sea Lamprey - glfc.org
Sea Lamprey: A Great Lakes Invader. Sea lampreys (Petromyzon marinus) are parasitic fish native to the Atlantic Ocean. Sea lampreys, which parasitize other fish by sucking their blood and other body fluids, have remained largely unchanged for more than 340 million years and have survived through at least four major extinction events.
Sea Lamprey (Petromyzon marinus) - Species Profile
Identification: The sea lamprey is a jawless cartilaginous fish that is somewhat eel-like in appearance. This species has two closely-spaced but separate dorsal fins, no paired fins, seven gill openings on each side of its head, and a large round sucker-like mouth ringed with small, sharp teeth that act as a rasp along with a file-like tongue.
Sea lamprey: characteristics, habitat, diet, life cycle, and control
2024年5月2日 · What is a Sea Lamprey? The sea lamprey (Petromyzon marinus), a jawless fish with an elongated eel-like body, has gained notoriety for its parasitic lifestyle and the harmful impact it has inflicted on fish populations in the Great Lakes. This ancient creature, native to the Atlantic Ocean, has successfully invaded freshwater habitats, posing a ...
Lamprey - Wikipedia
Sea lamprey, Petromyzon marinus Mouth of a sea lamprey, Petromyzon marinus Median section of Lamprey demonstrating internal anatomy Microscopic cross section through the pharynx of a larva from an unknown lamprey species Lampreys / ˈ l æ m p r eɪ z / (sometimes inaccurately called lamprey eels) are a group of jawless fish comprising the order Petromyzontiformes / ˌ p …
Sea lamprey : Petromyzon marinus - Petromyzontidae (Lamprey)
Sea lamprey (Petromyzon marinus) Description : Introduced to the Great Lakes through shipping canals around 1919; by 1939 had spread to all five Great Lakes. Identification : Blue-gray to olive-brown back, sides and fins with black marbling.