15 Tailspot Blenny Facts You Need To Know

The Tailspot blenny (ecsenius stigmatura) is a general fish that is found in many saltwater aquariums. They are common across all of the Western Pacific oceans but have been incorporated in saltwater tanks around the world. Male blenny is brighter in color and also features longer fins. Female blennies who are healthy usually have larger stomachs.

The colour of the fish could differ between gray and coppery-brown/orange with the appearance of a blue-gray head. The tailspot blenny is one of the tiniest types of blennies and also one of the easiest to take care of fish. It’s relaxed and doesn’t require any changes in the aquarium.

Scientific NameEcsenius stigmatura
TemperamentVery Peaceful
Care LevelEasy
Feeding HabitsFlakes, Freeze dried foods, Frozen foods, Algae strips, Algae.
Reef SafeYes
Tank SizeMinimum 10 Gallons
Suitable tank matesDwarf Angelfish, Filefish, Clownfish, Shrimps, Wrasse, Damsels 
Recommended first fish?Yes
Jumper?Yes, often they jump out so cover your tank
Lifespan3-5 Years

Tailspot Blenny Care

If you’re considering introducing fresh fish into your aquarium it’s crucial to learn how to maintain it. There is no special care required by the Tailspot blenny however, it will appreciate a knowledgeable and skilled caretaker as well with love and affection.

In general the tailspot blenny is able to last up to 2-5 years in captivity. It is however capable of living for longer if it is in the correct conditions and given proper care. It is vital to provide various areas to escape from anxiety.

It can take as long as one week for them to gain confidence before they are ready to venture out into their new home. It’s not uncommon to observe them inaccessible for the first couple of days following the introduction to your aquarium.

What Do Tailspot Blennies Eat?

Tailspot blenny is famous for its intake of a lot of algae. The incorporation of the blenny into an aquarium that already has enough algae accumulation will ensure they are satisfied. Offer you Blenny ample fresh veggies. It could be dried seaweed, algae flakes, and algae wafers made specially designed for marine fish.

In the event that the environment is favorable, filamentous algae can be made on rocks, and later turned. Switch to the rocks within your primary aquarium to provide your blenny with a fresh source of algae to eat. To anchor the algae on rocks and other objects Use the aid of a rubber band to hold the culture in the correct position.

We utilize Tetra Marine Flakes because they’re an excellent diet to start your blenny. They also get other food items as well as lots of live foods and copepods.

Vitamin-rich brine shrimp as well as Mysis shrimp are readily available to enjoy a snack. However, they shouldn’t be considered the main food item, and tailspot blennies should be fed with a vegetable-heavy diet. Omega One freeze-dried brine shrimp is an excellent product and we’ve used it for a long time.

Your blenny is supposed to be fed 2-3 small meals a day in accordance with the amount of algae that are present inside your tank. If your blenny isn’t receiving enough food, it could begin at nip or pick off SPS corals as well as LPS corals, as well as mantles of clams.

Natural Habitat For A Tailspot Blenny

Like many other reef fish typically found as part of the aquarium hobby, like many other fish seen in aquariums such as the Tailspot blenny is found in both the Indian and Pacific Oceans. It is usually located in reef areas which border countries like Indonesia and also those in Philippines within coral reefs where it’s capable of quickly disappearing in corals, or among rocks in order to protect it from harm and emerge to catch tiny pieces of food, which float in the ocean.

Tailspot blenny is reef compatible and can be used together with fish who aren’t aggressive. It is a tailspot blenny that can be described as a bottom-dwelling fish. It is not advised to put them with other bottom-dwellers and also single blennies other than if you’re looking to house them as blennies in a couple of females and males. Although they aren’t hostile, they may become territorial to other blennies similar to them , or with other species that share similar characteristics.

Which is the most efficient tank layout to obtain the top tailspot blenny?

If you are planning to house several blennies ensure you have a massive tank (50plus gallon) to maximize your chance of success. You should be sure to watch your blennies for any indications of stress. It is also advised to avoid placing your blenny alongside larger or bigger fish who are more aggressive. This is because the blenny is likely to be scared and stop eating if it is scared.

The aquarium is required to be between 15 to 20 Gallons. The bigger the better, particularly if your blenny will be surrounded by tankmates. The tank needs to be equipped with a tight-fitting lid as the species could escape from their tanks. The temperature inside the tank should range from 73-81 degrees Fahrenheit. The tank below is my favorite. It’s an 15 Gallon aquarium with filters and a lighting system included, which makes it the perfect choice for small saltwater fish like Tailspot Blennies.

It is important that you fill the bottom of the tank with the sandy substrate. In addition, you should have several varieties of live rock for hiding, grazing and resting. The tailspot blennies are found in small crevices in the earth. Don’t be afraid of creating tight-fitting areas using live rock. live rock.

Although the tailspot blenny doesn’t require any special lighting conditions, or water filtration systems, it is a great fan of peaceful water. We recommend making use of the low-flow filtration system as these do not disrupt the water too much.

The installation of the lid to the aquarium is a great idea as these fish are adept at jumping. They’ve even been observed leaping off their tanks and landing upon the ground. A lot of fishkeepers have found their stunning blenny floating in a heap in the ground. The majority of saltwater aquariums do not have lids. It is suggested during the first week of covering the aquarium with a sheet of transparent acrylic that is placed on the surface of the aquarium until the fish becomes at ease with its environment.


Ecsenius stigmatura is an herbivore who loves searching the aquarium to find food. They can aid in the removal of an algae issue. This is precisely the task they were created for. If there are any algae present in the tank you’ll need to feed your fish algae-based flakes and disks.

It’s a huge fish with a massive metabolism and should be fed smaller portions of its diet each day. If you notice that your Tailspot blenny is nipping into coral polyps, chances are likely that it’s hungry…and likely under-fed. It’s a warning sign to increase the feeding.


An interesting thing about Tailspot Blenny is that they prefer to spend the majority of their time in the bottom of the tank sitting on the bottom of the substrate. They also spend time within corals, or live rock, swimming between crevices.

If your tank is stocked with green hair algae, you are likely to observe the hair algae grazing and turning the issue algae into an explosion of blenny energy. With lots of hair algae to eat it is likely to be seen on the outside and grazing on the algae-covered substrate.

Take care not to be a victim of hungry blenny may begin its process of nip at fleshy coral polyps. Because they’re small animals that even a polyp-nipper is unlikely to cause harm if the corals have been established within your aquarium (and they aren’t just frogs that have an entirely new look).

It is also known as the Tailspot Blenny is hardy and will last for a long time when it is properly kept in good health. New owners must be aware that this species is recognized for its behavior when it is first brought into tanks.

Sometimes, they behave as if they’re dead when they’re threatened. Do not be concerned and don’t be hasty while fishing. If your fish that’s otherwise healthy looks dead by the time you wake up, it is best to check back for a few hours to be sure.

Tailspot Blenny Breeding

The breeding of Tailspot Blenny was successful in captivity. In the case of this happening, the male guides the female into a cave of his preference. The female Tailspot Blenny deposits their demersal eggs on the ceiling and walls of the cave. Males enter the cave to quickly fertilize the eggs once she’s completed her task.

In the course of 4 or 5 days, the female can lay multiple egg-laying batches, all of which has to get fertilized with the help of male. The male guards the eggs. The eggs hatch within 24-72 hours and once they hatch, the task of maintaining their existence could be a problem.

At this point it’s a good idea to transfer eggs into another tank for breeding. The tank is set up to rear eggs, and you can set the proper water parameters. After the absorption is complete by the yolk sacs, the tiny fish require a constant intake of food for example, rotifers to help them improve their health and grow.

Tailspot Blennies are, however, very difficult to breed and only a few are created in captivity.

Tailspot Blenny for Sale

Are you trying to find a Tailspot blenny for sale? You’ll be pleased to be aware that it’s not difficult. It’s a popular and easily accessible saltwater species that costs about $25 on the internet as well as at local fish shops. It’s also beneficial to be aware that the fish will manage the handling and transport quite easily.

Should I Buy a Tailspot Blenny or Not

Their small size makes Tailspot blenny perfect for any other aquarium apart from those tiny pico aquariums.

If you’re experiencing problems with algae The vibrant and beautiful fish can assist you in eliminating the algae and add new dimensions to your aquarium. It’s also an ideal aquarium accessory even if there isn’t an algae problem in the event that you are capable of feeding it veggie-based food items.

If you’re able to satisfy the nutritional requirements of this species, and are determined to address the problem that is algae and no worries about it, you have a high chance you’ll get the success you’ve always wanted with this particular species of fish.


The tailspot blenny is named after the dark spot at the base of its tail. It’s got a yellow and black band that lies beneath the eyes of each and helps them blend in with the surrounding.

We are awestruck by the character that these fish display once they’ve discovered their new home. They’re soon fun to observe and spin around the tank having amusement. They will never be far from their homes, and they return whenever they spot the first sign that they’re in danger.

We’d like to know in the comments section below if you are the owners of one of these beautiful saltwater fish or are thinking of buying one.


Dibyajyoti Bordoloi is the founder of CageHeaven.com, an experienced pet breeder, fish-keeper, blogger, and owner of a successful pet breeding farm. He is also a proud member of the Center for Wildlife Rehabilitation And Conservation (Assam), the Marine Aquarium Societies of North East India, and the Nature Conservancy of Assam.

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