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Cleaner goby (Elacatinus genie) — Gobiidae

Cleaner goby

Elacatinus genie
Family: Gobiidae
LC · Least Concern

The Cleaner goby (Elacatinus genie) is a saltwater fish of the family Gobiidae that grows up to 5 cm.

Length
4.5 cm
Water
Saltwater
Diet
Carnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Western central Atlantic: Bahamas and Grand Cayman; reef-associated on living coral.
Edibility
Not eaten

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Description

The cleaner goby (Elacatinus genie) is a tiny reef goby of the western central Atlantic, known from the Bahamas and Grand Cayman. It reaches only 4.5 centimetres and lives on live coral at 1-30 metres. The whitish body bears two black longitudinal stripes separated by a band that is bright yellow on the head. Adults are cleaners: they remove skin parasites from other reef fishes, which present themselves at fixed cleaning stations. The species forms monogamous pairs. It is harmless to humans.

Frequently asked questions

How do you recognise the Cleaner goby?

The Cleaner goby has a torpedo-shaped body, is mainly multicoloured and shows a horizontal stripes pattern. Cleaner fish that removes parasites from other reef fishes at fixed cleaning stations; two black stripes with yellow on the head.

Where does the Cleaner goby live?

The Cleaner goby lives in the sea (marine waters) and is mostly found around stony or rocky ground. Western central Atlantic: Bahamas and Grand Cayman; reef-associated on living coral.

How big does the Cleaner goby get?

The Cleaner goby grows to a maximum of about 5 cm.

Is the Cleaner goby dangerous to humans?

No, the Cleaner goby is harmless to humans. None required: this species is harmless to humans.

Is the Cleaner goby edible?

The Cleaner goby is not usually eaten.

More photos

Cleaner goby (Elacatinus genie) — Gobiidae — 2
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Cleaner goby (Elacatinus genie) — Gobiidae — 3
iNaturalist ((c) Robin White, some rights reserved (CC BY))
Cleaner goby (Elacatinus genie) — Gobiidae — 4
iNaturalist ((c) canaryrockfish, some rights reserved (CC BY-NC))
Cleaner goby (Elacatinus genie) — Gobiidae — 5
iNaturalist ((c) Thomas Menut, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Cleaner goby verified
Scientific name
Elacatinus genie
Family
Gobiidae
Other names
Cleaner goby; Cleaning goby; Genie's cleaning goby verified

Appearance

Size class
Small verified
Max length (cm)
4.5 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Multicoloured verified
Pattern
Horizontal stripes verified
Tail shape
Rounded inferred
Mouth position
Terminal sourced
Lips
Thin inferred
Barbels
No verified
Dorsal fins
Two separate verified
Dorsal spines
Yes verified

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Natural range
Western central Atlantic: Bahamas and Grand Cayman; reef-associated on living coral. verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore verified
Diet (detail)
Ectoparasites and skin remains from other reef fishes. verified
Social behaviour
Small groups sourced
Territorial
Yes inferred
Activity
Diurnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Monogamous reef fish that lives at fixed cleaning stations; lays sticky eggs on the coral. sourced
Special features
Cleaner fish that removes parasites from other reef fishes at fixed cleaning stations; two black stripes with yellow on the head. verified

For anglers

Edibility
Not eaten verified
Fishing method
Not a target species for angling; at most an incidental catch or usable as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
None required: this species is harmless to humans. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Elacatinus

More from the family Gobiidae

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