Basslets

Colorful, Peaceful Reef Fish

Basslets are small, brilliantly colored saltwater fish that add elegance and energy to any reef or community aquarium. Known for their peaceful behavior and vibrant hues, Basslets are ideal for aquarists who want beauty, personality, and reef compatibility in a compact fish.

Read more…

Found in tropical reefs throughout the Caribbean and Indo-Pacific, Basslets belong to the Grammatidae family and are close relatives of the Dottybacks. Unlike their sometimes aggressive cousins, Basslets are calm, reef-safe, and coexist beautifully with most invertebrates and community fish.

AquariumFish.com offers a hand-selected assortment of Basslets for sale, including favorites like the Royal Gramma, Swissguard Basslet, and Blackcap Basslet. Each specimen is chosen for health, color, and feeding response, then shipped overnight for peak vitality.

Why Choose Basslets?

  • Brilliant coloration in purples, yellows, and reds
  • Peaceful and reef-safe, perfect for community aquariums
  • Compact size ideal for nano and mid-sized tanks
  • Easy to feed and care for—hardy and beginner-friendly

Care Tips for Basslets

  • Keep in tanks 20 gallons or larger with live rock for shelter
  • Feed a mixed diet of pellets, frozen mysis shrimp, and finely chopped seafood
  • Maintain stable salinity (1.023–1.026) and temperature (76–80°F)
  • Avoid housing multiple Basslets unless in a very large tank—they can be territorial toward each other

Popular Basslet Species We Offer

  • Royal Gramma (Gramma loreto) – vibrant purple and yellow coloration; peaceful and hardy
  • Blackcap Basslet (Gramma melacara) – deep violet with black head; striking contrast and calm demeanor
  • Swissguard Basslet (Liopropoma rubre) – orange body with red stripes; shy but reef-safe
  • Swales Swissguard (Liopropoma swalesi) – similar to Swissguard, smaller and very hardy
  • Chalk Bass (Serranus tortugarum) – peaceful schooling basslet with pale lavender stripes

Basslets thrive in tanks with plenty of rockwork and crevices to explore. They’re naturally shy at first but quickly adapt to aquarium life and become confident feeders. Their compact size and vivid coloration make them ideal choices for both reef and nano setups.


Basslet FAQs

Are Basslets reef-safe?
Yes — all Basslets are reef-safe and compatible with corals, shrimp, and other invertebrates. They’re excellent for peaceful community reef tanks.
Can I keep more than one Basslet in a tank?
Basslets can be territorial toward their own kind, so it’s best to keep only one per tank unless you have a large system with plenty of hiding places.
Are Basslets good for beginners?
Absolutely — Basslets are hardy, colorful, and forgiving of minor water fluctuations, making them an excellent choice for new saltwater aquarists.

*Not finding the fish you're looking for? Click the Availability Filter to show all the fish we carry.

10 products