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Delta pikeblenny (Chaenopsis deltarrhis) — Chaenopsidae

Delta pikeblenny

Chaenopsis deltarrhis
Family: Chaenopsidae

The Delta pikeblenny (Chaenopsis deltarrhis) is a saltwater fish of the family Chaenopsidae that grows up to 8 cm.

Length
7.5 cm
Water
Saltwater
Depth
4.0–30.0 m
Body shape
Snake-like
Substrate
Stone or rock
Danger
Harmless
Range
North America: Colombia, Costa Rica, Panama

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Description

The Delta pikeblenny is a pikeblenny (Chaenopsidae) from shallow reef and seagrass water of the western Atlantic and Caribbean. The species grows to about 10 cm and has a very slender, elongate body with a large mouth and long dorsal and anal fins. It occupies an abandoned worm tube or empty shell, projects only its head and darts out at passing zooplankton; males flare their large mouth in courtship display. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Delta pikeblenny?

The Delta pikeblenny has a snake-like body and is mainly brown.

Where does the Delta pikeblenny live?

The Delta pikeblenny lives in the sea (marine waters) and is mostly found around stony or rocky ground. North America: Colombia, Costa Rica, Panama

How big does the Delta pikeblenny get?

The Delta pikeblenny grows to a maximum of about 8 cm.

Is the Delta pikeblenny dangerous to humans?

No, the Delta pikeblenny is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

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All data

Identification

English name
Delta pikeblenny sourced
Scientific name
Chaenopsis deltarrhis
Family
Chaenopsidae

Appearance

Size class
Small verified
Max length (cm)
7.5 verified
Body shape
Snake-like sourced
Dominant colour
Brown sourced
Tail shape
Rounded inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
4.0 verified
Max depth (m)
30.0 verified
Natural range
North America: Colombia, Costa Rica, Panama sourced
Origin
Native inferred

Behaviour & biology

Territorial
Yes inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Fishing method
Small in size and barely an angling target; mostly caught incidentally or as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

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

Same genus Chaenopsis

More from the family Chaenopsidae

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