A burrow-building reef fish, the Yellowhead Jawfish (Opistognathus aurifrons) delights aquarists with its sand-sifting and bobbing behavior. Peaceful but nervous, it thrives in tanks with deep sand beds, secure lids, and gentle companions.

A peaceful schooling fish, the Blue-green Chromis (Chromis viridis) adds shimmer and motion to reef aquariums. Hardy and beginner-friendly, it thrives in groups with open swimming space and stable water quality.

A hardy, cobalt-blue reef fish with a bright yellow tail, the Yellowtail Damselfish (Chrysiptera parasema) is bold, territorial, and resilient — a common “beginner” species that thrives in small aquariums with robust tankmates and rockwork for territories.

A slender, neon-colored reef fish, the Firefish (Nemateleotris magnifica) adds motion and elegance to nano aquariums. Peaceful and hardy, it thrives in small reef setups with caves and a tight-fitting lid to prevent jumping.

A brilliant lemon-yellow surgeonfish, the Yellow Tang (Zebrasoma flavescens) is an active grazer and reef-safe favorite. Known for controlling algae and adding vibrant color, it thrives in large aquariums with open swimming space and stable water chemistry.

A jewel of the Caribbean reef, the Royal Gramma Basslet (Gramma loreto) dazzles aquarists with its violet-to-golden coloration, peaceful temperament, and reef-safe nature. Compact yet hardy, it thrives in nano to mid-sized aquariums with caves and rockwork, making it a favorite centerpiece for beginner and intermediate reefkeepers alike.

Bold, reef-safe, and beginner-friendly, the Ocellaris Clownfish (Amphiprion ocellaris) is a hardy marine species known for its vivid orange bands and playful personality. Captive-bred individuals thrive in home aquaria, adapting well to prepared diets and peaceful reef setups.

Red-Tailed Black Shark (Epalzeorhynchos bicolor)** A sleek, semi-aggressive freshwater species native to Thailand’s Chao Phraya basin, now critically endangered in the wild. Known for its bold red tail and territorial behavior, this shark-like fish thrives in spacious, well-structured aquaria with moderate flow and high oxygenation. Best housed solo with robust mid- to upper-level tank mates. All aquarium specimens are captive bred.

Boesemani Rainbowfish (Melanotaenia boesemani) A bold, fast-moving centerpiece species from West Papua, known for its split-color shimmer and peaceful schooling behavior. Best kept in groups of 6+ in long, planted tanks with moderate flow. Captive-bred and endangered in the wild — ethical sourcing matters.