Overview:

Clownfish B45 (Longfin Pearl Eye Flurry) should be kept in a stable, mature marine aquarium with excellent water quality and plenty of gentle shelter. Despite the playful name, this species does best in calm conditions with low to moderate flow, stable salinity, and very clean water. Provide live rock, open swimming space, and soft hiding areas so the fish can retreat if stressed. A 20+ gallon system is the minimum for a single individual, but larger aquariums are much easier to keep stable. Because of the longfin trait, avoid sharp décor and strong currents that could damage delicate fins. Ideal conditions are 74–80°F, pH 8.1–8.4, and consistently low ammonia and nitrite. Routine maintenance matters more than “perfect” decor: regular water changes, stable temperature, and careful acclimation are key to long-term success.

Diet and Feeding:

This species should be fed a varied omnivorous marine diet to support color, fin quality, and immune health. Offer high-quality marine pellets or flakes as a staple, supplemented with frozen mysis shrimp, brine shrimp, finely chopped seafood, and occasional algae-based foods. Small, frequent meals are better than large feedings, especially for a delicate longfin fish that may be slower to compete at feeding time. Feed 1–2 times daily, only what it can consume within a couple of minutes. Enriching the diet with vitamin-soaked foods can help reduce stress and improve recovery after shipping or quarantine. Avoid overfeeding, since excess food quickly degrades water quality and increases disease risk.

Compatibility:

Clownfish B45 is usually peaceful but can become territorial, especially once settled into a preferred area of the tank. Best tankmates are calm, non-aggressive species that will not outcompete it for food or nip at its fins. Good companions include certain gobies, blennies, cardinalfish, cleaner shrimp, and other gentle reef-safe species. Avoid boisterous fish, fin-nippers, highly aggressive damselfish, and species that claim the same small territory. If housed with another clownfish, introduce them carefully and only in appropriately sized systems, since pairing dynamics can become stressful. This species also does best with tankmates that tolerate a moderate pace and do not harass its long fins.

Health and Quarantine:

Quarantine is strongly recommended for at least 2–4 weeks before introduction to the display tank. Observe closely for appetite, breathing rate, frayed fins, white spots, excess mucus, flashing, and lethargy. Longfin individuals are more vulnerable to fin damage and secondary infections, so pristine water and low-stress handling are essential. Preventive care includes stable salinity, gentle netting or container transfers, and prompt removal of uneaten food. Good oxygenation and a stress-free acclimation process reduce the risk of parasites and bacterial issues. If any signs of disease appear, isolate early and correct water conditions immediately, since this species tends to decline quickly when stressed.

mysis shrimp brine shrimp marine flakes pellets
Clownfish B45 (Longfin Pearl Eye Flurry) are active, midwater swimmers that spend much of their time hovering near a chosen host site or cave-like structure, so they do best in a well-structured aquarium with plenty of hiding spots and protected open swimming space. They are generally peaceful to semi-aggressive, but can become strongly territorial, especially around conspecifics and their preferred nesting area. A minimum tank size of 20 gallons is recommended for a single pair, though larger systems are preferable if keeping them with other active or territorial species. Rockwork and visual barriers help break lines of sight, reduce chasing, and give subordinate fish space to retreat, which typically improves long-term stability. They usually coexist well with reef-safe species and compatible community tank mates, particularly calm fish that do not compete for territory or food. As omnivores, they accept a varied diet of meaty and plant-based prepared foods, including pellets, frozen mysis, brine shrimp, and finely chopped marine fare, and they benefit from regular small feedings that match their natural opportunistic feeding behavior.

FAQ

Frequently Asked Questions

About the Clownfish B45 (Longfin Pearl Eye Flurry)

  • Is the Clownfish B45 (Longfin Pearl Eye Flurry) just a fancy ocellaris, and does the longfin trait change its care?
    In most hobbyist circles, this line is treated as a designer Amphiprion ocellaris-type clownfish with longfin genetics and a pearl-eye/flurry pattern. Care is essentially the same as a high-end ocellaris: stable saltwater, low stress, and a tank with room to claim a territory. The long fins do not need special food or special water parameters, but they do make the fish a bit more prone to fin nipping and physical damage from sharp rockwork, aggressive tankmates, or strong unbroken flow.
  • What tank size and setup work best for a single B45 Longfin Pearl Eye Flurry pair?
    A bonded pair can be kept comfortably in a 20-gallon or larger aquarium, but 30 gallons is better if you want stable water and a more natural territory. They appreciate live rock with caves, ledges, and a defined home area. Anemones are optional, not required for health, and many clownfish pairs do better without one unless the anemone system is mature and well-lit. Keep powerheads guarded, because longfin clownfish are more vulnerable to fin damage and getting caught in intakes.
  • Will this clownfish host a specific anemone, or is it more likely to use corals or tank decor?
    There is no guarantee it will host anything. Like most designer ocellaris, it may take to a bubble-tip anemone, but many individuals never host at all and instead adopt a corner, a rock, a coral, or even a clean patch of flow. If you do want hosting behavior, a healthy, established Entacmaea quadricolor is the most common choice. Forcing hosting or adding a new anemone to a young tank usually causes more problems than benefits.
  • What foods bring out the best color and keep a Longfin Pearl Eye Flurry in top condition?
    Feed a varied omnivorous diet: quality marine pellet or small pellet as a staple, supplemented with frozen mysis, enriched brine shrimp, finely chopped seafood, and occasional algae-based foods. Color-enhancing foods help maintain the bright white body pattern and vibrant orange tones, but water quality matters more than supplements. Feed small amounts once or twice daily for adults, more often for juveniles, and avoid overfeeding because clownfish easily become obese in home aquariums.
  • Why does my B45 clownfish seem to hover near the surface or stay in one corner, and when is that a problem?
    Clownfish naturally pick a territory and may “wiggle” in one spot, especially if they are still settling in or establishing a host site. This is normal if the fish is active, eating, and not breathing hard. It becomes a concern if the fish is clamping fins, flashing, losing appetite, hiding constantly, or showing rapid breathing, which can indicate water quality issues, aggression, or parasite problems. Longfin forms can also look a bit “awkward” in flow, so check that the current is gentle enough for them to rest without being pinned or exhausted.