Please Note: Unless specified as "WYSIWYG" (What You See Is What You Get), all fish images on this website are stock photos that represent the fish of like and kind. Due to natural variations within species, your item may not look identical to the image provided. The approximate size range may also vary between individual specimens.

Lawnmower Blenny (Salarias fasciatus)

The Lawnmower Blenny is a hardy, algae-grazing staple for reef and fish-only systems alike. With its mottled pattern, comical expressions, and habit of perching on rocks, it adds both utility and personality to the tank. Known for its natural appetite for nuisance algae, this blenny is a favorite among hobbyists seeking biological algae control.

Husbandry Tips:

• Minimum tank size: 30 gallons

• Diet: Herbivore; feeds primarily on microalgae—supplement with algae sheets or spirulina if algae is scarce

• Temperament: Peaceful but may show territorial behavior toward similar-shaped fish

• Reef-safe: Yes

• Provide plenty of live rock for grazing and perching

Retail Appeal:

• Natural algae control that appeals to eco-conscious hobbyists

• Personality-packed behavior makes it a customer favorite

• Hardy and beginner-friendly choice for reef tanks and nano systems

• Low maintenance and ideal for keeping rockwork clean naturally