Plural of clupeoid; multiple fish from the herring family.
Clupeoid + plural suffix '-s'. Standard English pluralization of the scientific term.
When marine biologists count clupeoids in the ocean, they're often counting in the billions. These humble fish are so crucial to ocean food webs that their population fluctuations can indicate the overall health of entire marine ecosystems.
Complete word intelligence in one call. Free tier — 50 lookups/day.