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Molly Miller Blenny (Scartella cristata)

Find Molly Miller Blenny across reef-livestock retailers on ReefDock. Compare sources, check known pricing where available, and review care information before you buy.

Molly Miller Blenny
Photo: Coughdrop12 · CC BY-SA 4.0
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Where to buy Molly Miller Blenny

ReefDock searches the following reef retailers for this fish. Click through to see the live price.

  • Saltwaterfish

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  • Amazon

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  • Petco

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About Molly Miller Blenny

Small, elongated blenny with a prominent erectile crest along the head and anterior back. Coloration ranges from brown to olive-gray with darker mottling and pale spots; males often display brighter colors and more prominent crests during breeding.

Key facts

Care Requirements
• Minimum 20 gallon tank • Temperature range 72–78°F • Requires extensive rockwork and algae-covered surfaces for grazing and shelter • Feed small amounts of herbivorous and omnivorous foods (frozen mysis shrimp, spirulina flakes, dried seaweed) once daily • Hardy and peaceful; excellent algae controller and substrate sifter
Diet Details
Marine algae, small crustaceans, copepods, frozen mysis, brine shrimp, and prepared foods.
Reef safety
Reef Safe
Appearance
Small, elongated blenny with a prominent erectile crest along the head and anterior back. Coloration ranges from brown to olive-gray with darker mottling and pale spots; males often display brighter colors and more prominent crests during breeding.
Common Health Issues
Marine ich, Fin rot, Swim bladder disorder, Bacterial infections, Parasitic infestations
Notes
Highly underrated utility fish for algae control. Excellent algae eater. Hardy and reef safe.
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.025
Max Size
3.5
Aka
Molly Miller, Crested Blenny
Family
Blenniidae
Feeding Schedule
Feed 2-3 times daily
Origin
Western Atlantic, from Bermuda and the Bahamas south through the Caribbean to the Gulf of Mexico and Brazil.

Research before you buy

ReefDock is the sister app to Reef Trak. Use Reef Trak to research and log fish, keep tank parameters organized, and maintain a complete livestock history. Log this fish on Reef Trak.

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