The Lawnmower Blenny (Salarias fasciatus) earns its name by mowing through algae growth on rocks and glass. Comical face, peaceful demeanor, hardy enough for beginners.

  • Min tank: 50 gallons
  • Diet: Herbivore — needs established algae base or supplemental nori
  • Temperament: Peaceful, semi-territorial
  • Reef safe: With caution — may nip soft corals if underfed
  • Difficulty: Easy