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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).
Distribution of River Lamprey (Data Basin) During their freshwater stages, river lamprey can be found in the main tributaries between the San Francisco Bay and Juneau, Alaska. [9] Western river lamprey have been found in Skidegate Lake, the Sacramento-San Joaquin Delta, and the Skeena, Fraser, Yaquina, and Columbia Rivers. [5] [17]
Eudontomyzon morii (Berg, 1931) – Korean lamprey (칠성말배꼽) Lethenteron camtschaticum (Tilesius, 1811) – Arctic lamprey (칠성장어) Lethenteron reissneri (Dybowski, 1869) – Far Eastern brook lamprey (다묵장어)
The European river lamprey has a reproduction cycle similar to that of salmon. River lampreys migrate upstream from the sea to spawning grounds in autumn and winter. [11] [12] [13] Spawning activity is greatest in the springtime (like the brook lamprey) and after spawning, the adults die. The young larvae, known as ammocoetes, spend several ...
Chestnut lamprey, Ichthyomyzon castaneus [94] Southern brook lamprey, Ichthyomyzon gagei [95] Silver lamprey, ichthyomyzon unicuspis [96] Least brook lamprey, Lampetra aepyptera [97] American brook lamprey, Lenthenteron appendix [98] Non-native, exotic species Sea lamprey, Petromyzon marinus
Close-up of a brook lamprey's anterior body. The brook lamprey is a common, non-parasitic species that is endemic to Europe. [1] Adult brook lampreys measure from 12 to 14 cm (4.7 to 5.5 in). The body is highly elongated and dark blue or greenish above, lightening to yellowish off-white on the sides and pure white on the ventral side.
Mordacia praecox, the Australian brook lamprey or nonparasitic lamprey, is a freshwater species of southern topeyed lamprey that occurs in south-eastern Australia. It has a thin eel-like body around 12 to 15 cm (4.7 to 5.9 in) long, with two low dorsal fins on the back half. The skin is dark blue above and grey below.
The lake lamprey, Entosphenus macrostomus, also known as the Vancouver lamprey or Cowichan lamprey, a recent derivative of the Pacific lamprey, [3] is a species of freshwater lamprey endemic to two North American lakes: Lake Cowichan and Mesachie Lake in Vancouver Island, Canada. [4]