Alewife (fish)
Videos
The alewife or river herring is a species of herring found in North America. It is commonly anadromous but there are also significant landlocked populations. It is one of the smaller species of shad,
Alosa pseudoharengus
School of alewife
Fish migration
Videos
Fish migration is mass relocation by fish from one area or body of water to another. Many types of fish migrate on a regular basis, on time scales ranging from daily to annually or longer, and over di
Alewife (fish)
…The alewife or river herring (Alosa pseudoharengus; pl.: alewives) is a species of herring found in North America. It is commonly anadromous but there are also significant landlocked populations. It is one of the smaller species of shad, of the subgenus Pomolobus. As an adult it is a marine…
Many species of salmon are anadromous and can migrate long distances up rivers to spawn
Life cycle of anadromous fish. From a U.S. Government pamphlet. (Click image to enlarge.)
Auklet flock Shumagins 1986
Antennarius striatus