Captive-Bred Striped Blenny - Meiacanthus grammistes

Medium (2-3")

$49.99

Captive-Bred Striped Blenny - Meiacanthus grammistes

$49.99

SKU: BLENNYxStripedCBM

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Diet

algae spirulina mysis shrimp brine shrimp

Min Tank Size 30 gallons

Temperament Peaceful

Reef Safe Yes

Care & Diet Feeding, nutrition, and best practices.

Diet Type: Omnivore

Diet and Feeding: In captivity, it is beneficial to offer a varied omnivorous diet unless the species is known to be specialized, as most aquarium fish do best on a foundation of high-quality marine pellets or flakes, spirulina-based foods, and algae sheets such as nori or other seaweed to support routine grazing behavior; to ensure balanced nutrition, supplement this staple diet with small portions of frozen or live mysis shrimp, brine shrimp, chopped krill, and other appropriately sized meaty treats a few times per week. Feeding food from a seaweed clip, feeding ring, or targeted pinching method encourages natural foraging and reduces waste. Offer small meals 1–2 times daily, only as much as the fish will consume quickly, and avoid overfeeding to maintain excellent water quality and long-term health.

algae spirulina mysis shrimp brine shrimp

Behavior Temperament, activity level, and interactions.

Temperament: Peaceful

As a captive-bred specimen, activity level and habitat needs depend on the source species, but most do best in a stable, well-structured aquarium with adequate open swimming space plus shelter and hiding spots. Temperament also varies, though many captive-raised fish are less stressed and more adaptable than wild-caught individuals; conspecifics may be tolerated in groups, but territorial species still need careful spacing and observation. A minimum tank size should be set according to adult size and behavior, with larger systems preferred when aggression or active swimming is involved, and visual barriers, rockwork, or plants can help reduce stress and limit territorial disputes. In mixed setups, they are generally most compatible with calm, appropriately sized, reef-safe tank mates that will not harass them or outcompete them for food. Diet is likewise species-specific, but captive specimens are commonly omnivorous or opportunistic feeders that accept prepared foods, frozen items, and any natural grazing or hunting opportunities provided in the tank.

Tank & Aquascape Tank requirements and aquascaping tips.

Min Tank Size: 30 gallons
Max Size: 4 inches
Care Level: Easy
Origin: Indo-Pacific

Compatibility Tank mates, aggression, and introduction order.

Temperament: Peaceful
Reef Safe: Yes

Reef & Health Reef safety, common issues, and prevention.

Reef Safe: Yes
Care Level: Easy

FAQs Answers to the most common questions.

How can I tell whether a fish is truly captive-bred or just tank-raised, and why does that matter?

True captive-bred fish are born and raised entirely in human care, usually from parents also in captivity. “Tank-raised” is often used more loosely and may still include wild-caught broodstock or juveniles. It matters because captive-bred fish are usually better adapted to aquarium foods, more tolerant of life in closed systems, and often less stressed during acclimation. They also tend to have lower parasite load than wild-caught fish.

Do captive-bred fish need the same water parameters as wild-caught fish of the same species?

Usually yes, but captive-bred fish can often tolerate a slightly wider range if they’ve been raised in stable aquarium conditions. That said, you should still aim for the species’ ideal parameters, not “whatever they can survive.” Matching temperature, pH, hardness, and salinity to the species’ natural needs is still the best way to reduce disease and improve long-term health.

Are captive-bred fish easier to feed than wild-caught specimens?

Almost always. Captive-bred fish are typically weaned onto prepared foods like flakes, pellets, frozen foods, and sometimes live foods used for conditioning. This makes them much easier to maintain, especially for species that are notoriously picky when wild-caught. Even so, newly acquired captive-bred fish can refuse food for a few days while settling in, so offering small, familiar foods is best.

Will captive-bred fish still show the same colors and behavior as wild fish?

Sometimes, but not always. In many species, captive-bred fish may show slightly different coloration, fin shape, or body form due to selective breeding over generations. Behavior can also be different: some captive-bred fish are calmer and less skittish, while others may be less instinctive in breeding or foraging. If you want the most natural appearance, look for lines bred specifically for strong phenotype preservation.

Can captive-bred fish be safely mixed with wild-caught fish of the same species?

Yes, but quarantine is important. Wild-caught fish may carry parasites or pathogens that captive-bred fish have never been exposed to, and captive-bred fish may be more vulnerable to those infections. Also, wild fish may behave more aggressively or be more cautious than captive-bred individuals. A proper quarantine period for any new fish is the safest way to prevent disease transfer and stress.

Goes well with:

You will receive a fish SIMILAR in design and size to the fish in the photo. This is NOT a WYSIWYG fish.

Striped Blenny (Meiacanthus grammistes)

Striped Blennies are sleek, eye-catching reef fish known for their bold black stripes running horizontally across a vibrant yellow to silvery body. Their streamlined shape and expressive faces give them a charming personality, while their unique swimming style adds movement and character to any saltwater aquarium.

Tank Requirements

Striped Blennies are well-suited for aquariums of 30 gallons or more. They appreciate a rockwork-heavy aquascape with plenty of caves, ledges, and crevices to explore and retreat into. These fish are generally active and spend most of their time darting through rock structures or resting on ledges.

Reef Safe with Personality

These blennies are considered reef-safe and typically leave coral and invertebrates alone. They can be a bit territorial toward similar-shaped fish, especially other blennies, but are peaceful with most tankmates when given adequate space and hiding spots.

Diet and Feeding

Striped Blennies are carnivorous and readily accept a variety of meaty foods. A well-balanced diet can include mysis shrimp, brine shrimp, finely chopped seafood, and high-quality marine pellets or frozen blends. They’re quick to adapt to prepared foods and tend to be enthusiastic feeders.

A Built-in Defense Mechanism

One unique trait of the Striped Blenny is its venomous bite—used only in defense. While not harmful to humans, this mild venom helps deter predators and gives them a level of confidence not often seen in small reef fish.