The Americas
From the Amazon's blackwater basins to Caribbean reefs — the Americas hold the most popular freshwater biotopes and a wealth of Atlantic and Pacific saltwater life.
249 species · saltwater
Sub-regions
Regal Sea Fan
CoralLeptogorgia hebes
A branching sea fan from the Atlantic coast, built for strong currents.
Ribbon Coral
CoralAgaricia tenuifolia
A Caribbean frond coral that thrives under low light and gentle flow.
Ridgeless Cactus Coral
CoralMycetophyllia reesi
A smooth, plate-like Caribbean coral with no ridges and an understated charm.
Robust Ivory Tree Coral
CoralOculina robusta
A sturdy, branching Atlantic coral that thrives where others struggle with murky water.
Rock Beauty
FishHolacanthus tricolor
A bold Atlantic angel with dramatically different juvenile and adult coloration.
Rockmover
FishNovaculichthys taeniourus
A reef demolition crew in fish form, juvenile and adult look like different species.
Rough Star Coral
CoralIsophyllia rigida
A hardy Caribbean brain coral built for turbulent, surge-swept reef zones.
Royal Gramma
FishGramma loreto
A bold two-toned reef fish that happily swims upside down under ledges.
Sand Crab
InvertEmerita analoga
The tumbling surf-zone specialist that rides waves backward for a living.
Sargassum Triggerfish
FishXanthichthys ringens
A long-lived Atlantic trigger that spends its youth adrift in floating seaweed.
Scarlet Reef Hermit Crab
InvertPaguristes cadenati
A tireless little reef cleaner with bold red legs and a peaceful disposition.
Scroll Coral
CoralAgaricia undata
A low-light Caribbean plate coral with elegant scrolling, layered growth.
Sea Fan
CoralEugorgia rubens
A vivid Eastern Pacific sea fan built for strong currents and deeper reef walls.
Sea Fan
CoralLeptogorgia alba
A branching Eastern Pacific sea fan that rewards patient, flow-focused reef setups.
Sea Fan
CoralLeptogorgia bayeri
A slender, branching sea fan from Southern African waters demanding strong flow.
Sea Fan
CoralLeptogorgia exigua
A delicate Eastern Pacific sea fan for reef tanks with serious flow.
Sea Fan
CoralLeptogorgia pumila
A compact Eastern Pacific sea fan that rewards patient, detail-oriented reef keepers.
Sea Fan
CoralPacifigorgia adamsii
A deep-water Pacific sea fan that brings dramatic structure to the reef tank.
Sea Fan
CoralPacifigorgia irene
A deep-color Eastern Pacific sea fan for high-flow reef displays.
Sea Plume
CoralAntillogorgia elisabethae
A tall, feathery gorgonian that brings vertical drama to Caribbean reef displays.
Sea Whip
CoralLeptogorgia punicea
A branching, flame-colored gorgonian that brings reef structure to life.
Sea Whip
CoralLeptogorgia setacea
A branching sea whip from North Atlantic waters that demands serious flow.
Sergeant Major
FishAbudefduf saxatilis
Bold reef dweller with a notorious attitude that grows with age.
Shelf-knob Sea Rod
CoralEunicea succinea
A branching Caribbean sea rod that brings natural reef structure to the aquarium.
Six-ray Star Coral
CoralMadracis senaria
A deep-water Caribbean encrusting coral with a precise, six-pointed corallite architecture.
Slimy Sea Plume
CoralAntillogorgia americana
A flowing Caribbean sea fan that brings wild reef movement to the tank.
Snowflake Coral
CoralCarijoa riisei
A soft, branching coral that frosts live rock with white, feathery polyps.
Solitary Disk Coral
CoralScolymia wellsii
A bold, single-polyp coral that rewards patient feeding with vivid growth.
Southern Sennet
FishSphyraena picudilla
A sleek Atlantic predator that schools in impressive numbers near the surface.
Spanish Shawl
InvertFlabellina iodinea
A vivid Pacific nudibranch that's as demanding as it is decorative.
Spiny Sea Fan
CoralMuricea elongata
A bold, branching Atlantic sea fan that rewards patient intermediate reefers.
Spiny Sea Fan
CoralMuricea muricata
A branching Atlantic sea fan that thrives in surge and current.
Spotted Hawkfish
FishCirrhitichthys oxycephalus
A bold little percher that claims coral real estate and rarely budges.
Staghorn Coral
CoralAcropora cervicornis
A fast-growing Atlantic branching coral that builds entire reef frameworks in the wild.
Star Coral
CoralCeratotrochus franciscana
A solitary Atlantic stony coral under CITES protection, rarely seen in the trade.
Star Snail
InvertAstraea tecta
A tireless reef tank janitor that scrapes algae from glass and rock with quiet efficiency.