Atlantic & Europe

Sarotherodon melanotheron

A hardy West African mouthbreeder that thrives in brackish and freshwater setups alike.

Epizoanthus papillosus

A cold-water zoanthid from the North Sea, rarely seen in home aquaria.

Aphanius baeticus

A critically rare Spanish killifish that rewards dedicated keepers willing to help conserve it.

Clavularia arctica

A cold-water soft coral surprisingly well-suited to the home reef tank.

Balanophyllia (Balanophyllia) helenae

A rare solitary cup coral from one of the ocean's most remote islands.

Enallopsammia rostrata

A deep-sea reef builder that thrives where light never reaches.

Melichthys niger

A calm, reef-going triggerfish that's actually safe for community tanks.

Acanthurus coeruleus

A bold Atlantic surgeon fish known for cleaning sea turtles in the wild.

Acanella arbuscula

A deep-sea bamboo coral with a detailed, bonsai-like branching structure.

Sarcodictyon catenatum

A hardy Mediterranean soft coral well-suited to cooler reef systems.

Eunicella verrucosa

A branching temperate sea fan that brings Atlantic reef character to the cold-water aquarium.

Epizoanthus paxii

A low-light Mediterranean zoanthid that carpets rock faces in soft brown colonies.

Cladocora caespitosa

The Mediterranean's only reef-building coral, forming dense tubular clumps in shallow water.

Savalia savaglia

A Mediterranean deep-reef anthozoan that thrives where most corals fear to go.

Enchelycore carychroa

A compact reef moray with rich brown patterning and a surprisingly manageable size.

Montastraea cavernosa

A wide-ranging Atlantic boulder coral that anchors reef slopes across the Western world.

Madracis pharensis

A deep-water encrusting coral with a fascinating split personality across its range.

Cerithium sp

A tireless sand-sifter that earns its keep in any reef tank.

Echidna catenata

A crab-hunting moray that will crawl onto land to chase down its prey.

Astroides calycularis

A cold-water Mediterranean coral that thrives where others struggle.

Paramuricea clavata

A Mediterranean sea fan that shifts color from vivid yellow to deep purple.

Gersemia clavata

A cold-water soft coral that brings bold color to temperate reef displays.

Porites porites

A tough Atlantic branching coral that feeds actively even in daylight.

Parazoanthus anguicomus

Delicate white colonial polyps that bring a cool-water feel to reef tanks.

Desmophyllum dianthus

A cold-water deep-sea coral that thrives where most corals fear to tread.

Cornularia cornucopiae

A soft coral from European waters that rarely shows up in reef tanks.

Ludwigia repens

A hardy red-green stem plant that rewards even beginners with bold color.

Bodianus pulchellus

A reef-safe wrasse relative that moonlights as a cleaner fish when young.

Caryophyllia (Caryophyllia) cyathus

A solitary cold-water cup coral from the Mediterranean, rarely seen in reef tanks.

Alcyonium cydonium

A lumpy, lobed soft coral from cold northern seas, rarely seen in home systems.

Alcyonium senegalense

A soft coral from Atlantic waters, rarely seen but surprisingly approachable.

Alcyonium digitatum

A cold-water soft coral that thrives where most reef animals won't.

Muricea laxa

A graceful branching sea fan from the Western Atlantic that rewards attentive reefers.

Drifa glomerata

A cold-water soft coral that thrives where most reef species fear to go.

Caryophyllia (Caryophyllia) smithii

A cold-water solitary coral that thrives where tropical reefs fear to tread.

Misgurnus anguillicaudatus

The loach that supposedly predicts the weather and definitely has personality.