Home · Embiotocidae · Ransonnet's surfperch
Ransonnet's surfperch (Neoditrema ransonnetii) — Embiotocidae

Ransonnet's surfperch

Neoditrema ransonnetii
Family: Embiotocidae

The Ransonnet's surfperch (Neoditrema ransonnetii) is a saltwater fish of the family Embiotocidae that grows up to 13 cm.

Length
13 cm
Water
Saltwater
Depth
0.0–? m
Behaviour
Schooling
Body shape
Elongated (eel-like)
Substrate
Stone or rock
Danger
Harmless
Range
Asia: Japan, Korea (South)

Want the complete picture on the Ransonnet's surfperch?

Get the app

Description

Ransonnet's surfperch is a surfperch (Embiotocidae) from coastal waters of the northwest Pacific, off East Asia. The species grows to about 15 cm and has a deep, oval, silvery body with fine markings. As a schooling fish it hovers above rocky reefs, kelp and seagrass and snaps at small crustaceans and other zooplankton. Remarkably it bears live young, like all surfperches. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Ransonnet's surfperch?

The Ransonnet's surfperch has an elongate, eel-like body and is mainly silver-grey.

Where does the Ransonnet's surfperch live?

The Ransonnet's surfperch lives in the sea (marine waters) and is mostly found around stony or rocky ground. Asia: Japan, Korea (South)

How big does the Ransonnet's surfperch get?

The Ransonnet's surfperch grows to a maximum of about 13 cm.

Is the Ransonnet's surfperch dangerous to humans?

No, the Ransonnet's surfperch 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.

More photos

Ransonnet's surfperch (Neoditrema ransonnetii) — Embiotocidae — 2
iNaturalist ((c) Seokin Yang, some rights reserved (CC BY-NC))
Ransonnet's surfperch (Neoditrema ransonnetii) — Embiotocidae — 3
iNaturalist ((c) taiwan_habu, some rights reserved (CC BY-NC))
Ransonnet's surfperch (Neoditrema ransonnetii) — Embiotocidae — 4
iNaturalist ((c) taiwan_habu, some rights reserved (CC BY-NC))
Ransonnet's surfperch (Neoditrema ransonnetii) — Embiotocidae — 5
iNaturalist ((c) taiwan_habu, some rights reserved (CC BY-NC))
Fin

Want the complete picture on the Ransonnet's surfperch?

Point your camera at the fish and Fin names the species in seconds. Free, and the Ransonnet's surfperch is one of 12,519 species in the app.

Get the app →

All data

Identification

English name
Ransonnet's surfperch sourced
Scientific name
Neoditrema ransonnetii
Family
Embiotocidae

Appearance

Size class
Small verified
Max length (cm)
13.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
0.0 verified
Natural range
Asia: Japan, Korea (South) sourced
Origin
Native inferred

Behaviour & biology

Social behaviour
Schooling sourced
Territorial
No 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

More from the family Embiotocidae

Fin

Want the complete picture on the Ransonnet's surfperch?

Point your camera at the fish and Fin names the species in seconds. Free, and the Ransonnet's surfperch is one of 12,519 species in the app.

Get the app →
Is this the Ransonnet's surfperch? Get the app