Blennies reach a size of three inches and are typically bottom dwellers. Blenny Fish are somewhat territorial in nature, and only one species per tank is recommended.

Can you have 2 blennies in a tank?

The fish do set up territories and defend them aggressively. A 55gal may not be big enough for more than one blenny. And with all fishes, each fish has its own personality.

Can blennies be kept together?

Keeping Blennies With Other Fish: General Rules

Blennies are also known for having an even temperament. They're right at home and good neighbors inside an aquarium that hosts a variety of other species of fish. ... While they can get along just fine with most other species of fish, they have grudges against their own.

Will blennies fight?

They will Fight!! only until 1 or both are dead.

Can you mix blennies and gobies?

Put them both in the 90 DT and they are fine together.

Species Spotlight: BLENNIES | With Hilary, Marine Biologist of WaterLoggedLife.com

38 related questions found

How many Gobys are in a tank?

Limit stocking to one goby of each genus unless there's plenty of room. Most will adapt well to captive diets and a variety of small fresh, frozen and artificial feeds is important. Many will fend for themselves in a mature reef system with natural plankton populations.

What is the difference between a goby and a blenny?

While a goby has a fused pelvic fin, which evolved into a suction cup, the fins of blennies are not modified in such a way. Also, blennies often perch in a curved body position, in contrast to the gobies, which rest with a straight body.

What do canary Blennies eat?

The diet of the Canary Blenny should consist of finely chopped crustacean flesh, mysis and vitamin-enriched brine shrimp as well as frozen herbivore preparations.

Does starry blenny eat hair algae?

Like the previous poster said, Starry blennies are a different blenny and in my experiences, the Starry blennies readily eat prepared food whereas lawnmowers don't. Lawnmowers eat a lot of hair algae, as well as algae on the glass, and seaweed rubber banded to a rock.

Are lawnmower blennies Hardy?

Lawnmower Blenny Facts & Overview. The Lawnmower Blenny is a popular marine fish that is very interesting to watch and helps to keep your tank clean. This is because it likes to graze on hair algae, as its name might suggest. ... They are hardy fish that can be housed with other species; compatibility problems are rare.

Do all blennies eat algae?

Aquarium Care

Although it feeds primarily on algae, on rare occasions, an individual may nip at coral polyps or clam mantles; they are more likely to partake in this undesirable behavior if algae is in short supply. This species (and all the algae-eating blennies) do best in a tank that has a good crop of microalgae.

How big do Tailspot blennies get?

Since the Tailspot blenny will generally only grow to a maximum size of about 2.5 inches, they are a great option for just about any-sized tank, whether it is a pico, nano, or full-sized reef tank.

Are starry blennies aggressive?

Aggression. These are relatively peaceful community fish that should coexist calmly with the majority of your other saltwater aquarium fish. The one exception to this rule is to resist the urge to keep more than one similar algae blennies in the tank.

Do hermit crabs eat red slime algae?

Dwarf Red Tip Hermit Crab (Clibanarius sp.) eats many kinds of algae, including red slime algae (cyanobacteria) and sifts the sand.

How big do canary blennies get?

This fish should be kept in a tank of at least 20 gallons with ample places to hide. It may act aggressively toward other fish if provoked but is generally peaceful in a large aquarium. The Canary Blenny reaches a maximum size of 4″-5″ (10 – 12 cm).

What do red scooter blennies eat?

The Red Scooter Dragonet food ought to encompass brine shrimp, bloodworms and glass worms, and small invertebrates. They're slow-moving, deliberate feeders and mustn't compete for his or her meals.

Do blennies sift sand?

Coarse sand could be a problem for a diamond goby. Clown gobies definitely won't sift coarse sand. Lawnmower blennies aren't really sand-sifters. Mine will bite at the sand a bit, but it doesn't keep my sand clean.

Are bicolor blennies aggressive?

They get along completely fine but I know bicolors are a bit more aggressive. My YWG did fight consistently with a royal gramma I had and the royal gramma ended up dying after being continuously injured so that is a possibility.

Which goby is the best for sand sifting?

When someone is asking what's the best sand sifting fish almost every time the answer from hobbyists is the diamond Watchman Goby. And it's easy to see why. These guys love to burrow in the sand, which is beneficial because it's keeping the substrate well oxygenated.

Are goby fish aggressive?

The dragon goby are sometimes labelled as aggressive fish but they are actually quite docile and, in fact, are almost completely blind. ... The white-cheeked goby can be found in freshwater streams, so in the home aquarium it prefers high oxygen levels and fast-moving water.

How many gobies are there?

goby, any of the more than 2,200 species of fishes of the suborder Gobioidei (order Perciformes). Gobies are carnivorous, usually small in size, and found throughout the world.

What fish can live with gobies?

In a suitably large aquarium, good tankmates would be medium to large brackish-water species such as giant sailfin mollies, scats, monos, Colombian shark catfish, Datnioidesspp., and some of the North American gars. All gobies are edible, but most are too small to be of much value.

Are blennies reef safe?

As a group, the blennies are reliably reef-safe, and their small adult size and overall hardiness also make them an excellent choice for any marine aquarist, including beginner hobbyists or those with smaller-sized aquaria.

Is a lawnmower blenny reef safe?

Is the Lawnmower blenny reef safe? Yes, the Lawnmower blenny is reef safe. The bulk of their diet consists of algae and other things eating in the pursuit of eating algae. They should be a good companion with the invertebrates in your tank, including crabs, shrimp, snails , and corals.