Among marine crustaceans, copepods (order Copepoda) are by far the most speciose and numerically dominant group, considered the most abundant multicellular organisms on Earth and forming the base of many marine food webs as primary zooplankton grazers.
Copepoda is the most species-rich order among marine crustaceans, comprising thousands of described species distributed across all marine environments from surface waters to the deep...
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