Longhorn Cowfish

Lactoria cornuta

Share Your Photos

Be the first to contribute photos or videos of this fish.

Your profile will be tagged on all media you contribute.

Suggested Tank

250+ gallons

Max Size

20 inches

Difficulty

Hard

Temperament

Peaceful

Description

The Longhorn Cowfish is a unique and fascinating species of boxfish that is known for its distinctive horn-like protrusions on its head, resembling the horns of a cow. They have a vibrant yellow color with light blue spots and are a popular choice for home aquariums due to their unique appearance and interesting behaviors.

Reef Safe

No. The Longhorn Cowfish is not considered reef safe as it can release a toxin when stressed or dying that can harm other fish and invertebrates.

Environment

The Longhorn Cowfish needs plenty of open swimming space as well as hiding places to feel secure. It prefers a sandy substrate and a well-filtered aquarium to mimic its natural reef environment.

Behavior

This fish is generally peaceful and slow-moving, but can be territorial with members of its own species. It is known for its ability to change color in response to its mood or environmental factors.

Information might not be complete or accurate. Help the community by suggesting corrections.

No Reviews Yet

Be the first to review this fish.

Write a Review

Longhorn Cowfish

Lactoria cornuta

Rating is required
Please select whether you would buy again
Review is required

Suggest an Edit

Download the ReefBay App
[email protected]
|
©ReefBay 2026

Join The Community

Create an account to contribute to the community

Or continue with
Sign in with Apple
Or continue with
Sign in with Apple

Prefer our mobile app?

QR Code

Scan to download the app

Download ReefBay

Scan the QR code with your phone to download the app

Download ReefBay QR Code

Available on iOS and Android