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Definition of lawnmower blenny
lawnmower blenny
Plural:lawnmower blennies
• noun
1
A small, bottom-dwelling marine fish (Salarias fasciatus) native to the tropical Indo-Pacific reefs, highly valued in the saltwater aquarium trade for its voracious appetite and characteristic habit of constantly grazing on nuisance microalgae.
Example
"To combat the sudden bloom of green hair algae in his reef tank, the aquarist introduced a lawnmower blenny."
Cite this Entry
Wordmom. (2026). Definition of Lawnmower blenny. In Wordmom Dictionary. Retrieved Oct 17, 2026, from https://wordmom.com/dictionary/lawnmower%20blenny