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Rock cale (Aplodactylus lophodon) — Aplodactylidae

Rock cale

Aplodactylus lophodon

The Rock cale (Aplodactylus lophodon) is a saltwater fish of the family Aplodactylidae that grows up to 45 cm.

Length
45 cm
Water
Saltwater
Depth
0.0–10.0 m
Diet
Herbivore
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Oceania: Australia

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Description

The rock cale is an algae-eating reef fish (Aplodactylidae) from coastal waters of southeastern Australia. The species grows to about 45 cm and has an elongate, brown-green body with irregular dark blotches and lips adapted to grazing. As a bottom-oriented herbivore it scrapes algae from rocky reefs in the shallow surf zone with its mouth. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Rock cale?

The Rock cale has an elongate, eel-like body, is mainly green and shows a spots pattern.

Where does the Rock cale live?

The Rock cale lives in the sea (marine waters) and is mostly found around sand or mud bottom. Oceania: Australia

How big does the Rock cale get?

The Rock cale grows to a maximum of about 45 cm.

Is the Rock cale dangerous to humans?

No, the Rock cale 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

Rock cale (Aplodactylus lophodon) — Aplodactylidae — 2
iNaturalist ((c) Vicki, some rights reserved (CC BY-NC))
Rock cale (Aplodactylus lophodon) — Aplodactylidae — 3
iNaturalist ((c) Pamela Melrose, some rights reserved (CC BY-NC))
Rock cale (Aplodactylus lophodon) — Aplodactylidae — 4
iNaturalist ((c) offshore_, some rights reserved (CC BY-NC))
Rock cale (Aplodactylus lophodon) — Aplodactylidae — 5
iNaturalist ((c) Harry Rosenthal, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Rock cale sourced
Scientific name
Aplodactylus lophodon
Family
Aplodactylidae
Other names
Cocky; Joey; Rock cale; Rock cocky; Sea carp; Cockatoo fish verified

Appearance

Size class
Large verified
Max length (cm)
45.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Green sourced
Pattern
Spots sourced
Tail shape
Straight inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
0.0 verified
Max depth (m)
10.0 verified
Natural range
Oceania: Australia sourced
Origin
Native inferred

Behaviour & biology

Diet
Herbivore sourced
Diet (detail)
Algae, seaweeds and plant material inferred
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
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. 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 Aplodactylus

More from the family Aplodactylidae

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