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Reefsand blenny (Ekemblemaria myersi) — Chaenopsidae

Reefsand blenny

Ekemblemaria myersi
Family: Chaenopsidae
LC · Least Concern

The Reefsand blenny (Ekemblemaria myersi) is a saltwater fish of the family Chaenopsidae that grows up to 7 cm.

Length
7 cm
Water
Saltwater
Depth
1.0–4.0 m
Diet
Carnivore
Behaviour
Solitary
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Eastern Pacific; rocky outcrops in sand and weed areas, from the Gulf of California to Ecuador.
Edibility
Not eaten

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Description

Myers' signal blenny is a small bottom fish of the tube blenny family (Chaenopsidae) from the eastern Pacific. The species grows to about 7 cm and has an elongate, scaleless body with fringes above the eyes. It occupies empty tubes of polychaete worms and molluscs on rocky outcrops in sand and weed areas, protruding only its head. As a small ambush predator it seizes passing invertebrates and zooplankton. Males defend their tube home and use conspicuous fin movements as a signal. The male guards the eggs in the tube. The species is harmless to humans.

Frequently asked questions

How do you recognise the Reefsand blenny?

The Reefsand blenny has an elongate, eel-like body, is mainly brown and shows a marbled pattern. Lives in empty worm tubes with only the head sticking out; males signal with conspicuous fin movements.

Where does the Reefsand blenny live?

The Reefsand blenny lives in the sea (marine waters) and is mostly found around sand or mud bottom. Eastern Pacific; rocky outcrops in sand and weed areas, from the Gulf of California to Ecuador.

How big does the Reefsand blenny get?

The Reefsand blenny grows to a maximum of about 7 cm.

Is the Reefsand blenny dangerous to humans?

No, the Reefsand blenny is harmless to humans. None required: this species is harmless to humans.

Is the Reefsand blenny edible?

The Reefsand blenny is not usually eaten.

More photos

Reefsand blenny (Ekemblemaria myersi) — Chaenopsidae — 2
iNaturalist ((c) Ben Cantrell, some rights reserved (CC BY-NC))
Reefsand blenny (Ekemblemaria myersi) — Chaenopsidae — 3
iNaturalist ((c) Daniel González-Suárez, some rights reserved (CC BY-NC))
Reefsand blenny (Ekemblemaria myersi) — Chaenopsidae — 4
iNaturalist ((c) Daniel González-Suárez, some rights reserved (CC BY-NC))
Reefsand blenny (Ekemblemaria myersi) — Chaenopsidae — 5
iNaturalist ((c) Daniel González-Suárez, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Reefsand blenny verified
Scientific name
Ekemblemaria myersi
Family
Chaenopsidae
Other names
Reefsand blenny; Reef-sand blenny verified

Appearance

Size class
Small verified
Max length (cm)
7.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown inferred
Pattern
Marbled inferred
Tail shape
Rounded inferred
Mouth position
Superior (upward) inferred
Lips
Thin inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
1.0 verified
Max depth (m)
4.0 verified
Natural range
Eastern Pacific; rocky outcrops in sand and weed areas, from the Gulf of California to Ecuador. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Invertebrates and zooplankton sourced
Social behaviour
Solitary inferred
Territorial
Yes inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Lives in empty worm tubes with only the head sticking out; males signal with conspicuous fin movements. sourced

For anglers

Edibility
Not eaten sourced
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. sourced

Status & sources

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

Same genus Ekemblemaria

More from the family Chaenopsidae

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