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ShrimpbeginnerSaltwater

Peppermint Shrimp

Lysmata wurdemanni

AnimaliaArthropodaMalacostracaHippolytidae

📍 Caribbean Sea & Western Atlantic

Ask Finn

Translucent shrimp with red stripes. Famous for eating Aiptasia pest anemones. An essential pest controller for reef tanks.

Size2"
Min Tank20g
School3+
peaceful
Zoneall

Care Guide

Diet

Peppermint shrimp are opportunistic omnivores that primarily feed on Aiptasia anemones, making them excellent pest controllers in reef tanks. Supplement their diet with high-quality frozen foods such as mysis shrimp, brine shrimp, and small pieces of fish 2-3 times weekly. They will also consume algae, detritus, and leftover food particles, so regular feeding of the main tank inhabitants usually provides adequate nutrition.

Behavior

These peaceful, nocturnal shrimp are most active during evening hours and tend to hide among rockwork and coral during the day. They are social creatures that do best in small groups of 3 or more, where they exhibit natural schooling behavior and reduced stress. Peppermint shrimp are non-aggressive toward fish and other invertebrates, making them ideal community reef inhabitants.

Breeding

Breeding peppermint shrimp in captivity is extremely difficult and rarely successful in home aquariums. They have a complex larval development requiring specific plankton and water conditions that are nearly impossible to replicate outside professional facilities. Captive-bred specimens are virtually unavailable; nearly all specimens in the hobby are wild-caught.

Common Diseases

Bacterial Infection

Symptoms

Discoloration, lesions on body, lethargy, loss of appetite, cloudy appearance on exoskeleton

Treatment

Improve water quality through increased water changes and protein skimming; maintain stable parameters; remove affected individuals to quarantine if severe

Parasitic Infection

Symptoms

Excessive molting, rubbing against rocks, visible spots or growths on body, reduced feeding

Treatment

Quarantine affected shrimp; perform freshwater dips (1-2 minutes) in dechlorinated water; maintain excellent water quality and increase aeration

Molting Problems

Symptoms

Inability to shed exoskeleton completely, stuck molt, death shortly after molting attempt

Treatment

Ensure adequate calcium and iodine supplementation; maintain stable salinity (1.023-1.025 SG) and pH (8.1-8.4); provide low-flow areas during molting

Nutritional Deficiency

Symptoms

Faded coloration, weak swimming, poor molt quality, reduced feeding activity

Treatment

Provide varied diet including frozen mysis shrimp, brine shrimp, and quality flake foods; supplement with vitamin-enriched foods 2-3 times weekly

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Quick Facts

pH
8.1–8.4
diet
aiptasia/omnivore
salinity
1.023–1.025 SG
minTankSize
10 gallons
temperature
72–79°F (22–26°C)

Temperature

72–79°F

22–26°C

Stats

Community tips0
Kept by0 hobbyists