قراءة لمدة 1 دقيقة Clupeiformes

Clupeiformes is an order of ray-finned fish that includes the herring family Clupeidae, and the anchovy family Engraulidae.
The group includes many of the most important forage and food fish.
They are physostomes.
Description.
Clupeiformes are slightly slender in appearance.
Some of them are deep-bodied, like the genus "Pellona".
While most of the Clupeiformes live in oceans, others are native to freshwater lakes.
Classification.
The order includes about 405 species in 11 families:
Species.
Atlantic herring.
The Atlantic herring ("Clupea harengus") is a herring in the family Clupeidae.
Denticle herring.
The denticle herring ("Denticeps clupeoides") is a small species of ray-finned fish found only in the rivers of Benin, Nigeria, and western Cameroon.
Rainbow sardine.
The rainbow sardine ("Dussumieria acuta"), also known as common sprat, is a species of round herring important to aquaculture.