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The Fish By Design Store

Type /

Live Inverts

Shrimp, crabs, snails, urchins, starfish, and other invertebrates form the backbone of a healthy reef ecosystem — and add fascinating movement and detail to your display. Our invertebrate selection is sourced from sustainable suppliers and includes both functional cleanup crew members and showpiece species. Curated for reef keepers across Los Angeles and Orange County.

Banded Coral Shrimp

A bold, visually striking shrimp with dramatic red-and-white banding – a commanding presence in any reef display.

$30.00

Black Margarita Snail

A compact, capable algae grazer that rights itself when overturned – practical, durable, and reef safe.

$1.25

Blue Linckia Sea Star

A vivid cobalt-blue sea star that adds striking color to the substrate and glass surfaces of the mature reef.

$32.00

Cleaner Shrimp

One of the reef’s most engaging symbiotic organisms – active, beautiful, and genuinely beneficial to fish health.

$32.00

Cluster Duster

A colonial tube worm that creates striking feathery crowns – functional filtration and genuine visual interest.

$40.00

Emerald Crab

A targeted solution for bubble algae – one of the most effective biological controls available for reef systems.

$10.00

Feather Duster Worm

A graceful, crown-bearing tube worm that brings movement and delicate beauty to any reef display.

$12.00

Green Brittle Sea Star

An efficient nocturnal scavenger that keeps the reef substrate pristine – with one compatibility caveat.

$22.00

Harlequin Shrimp

Stunning in coloration, singular in purpose – the reef’s most specialized and visually extraordinary crustacean.

$36.00

Lettuce Nudibranch

A living piece of reef art – and a highly effective biological control for nuisance Bryopsis and hair algae.

$16.00

Mexican Turbo Snails

The reef’s most efficient algae grazer – powerful, durable, and a cornerstone of any cleaning crew.

$3.75

Red Leg Hermit Crab

An essential, tireless member of any reef cleaning crew – small, active, and remarkably effective.

$1.10

Red Linckia Sea Star

A vivid scarlet sea star that adds striking color and active scavenging to the mature reef display.

$24.00

Red Serpent Sea Star

An elegant, fast-moving sea star that navigates the reef like liquid – an exceptional detritivore for deep rockwork.

$60.00

Sea Urchin

A living sculpture that grazes relentlessly – one of the most effective biological controls for nuisance algae.

$18.00

Tiger Pistol Shrimp

The master architect of the reef substrate – and a fascinating symbiotic partner for the Yellow Watchman Goby.

$14.00