What fish can you catch at Onslow and the Mackerel Islands?

Onslow and the Mackerel Islands holds Spanish Mackerel, Red Emperor, Giant Trevally, Cobia. Warm, fish-rich water with a string of islands, shoals and wrecks a few miles from the ramp. Spanish mackerel are the drawcard, but the bottom fishing for red emperor and rankin is as good as anywhere on the Pilbara coast.

When is the best time to fish Onslow and the Mackerel Islands?

Apr–Nov. As a rule, the hours either side of a tide change and the dawn and dusk bite windows produce the most fish here.

How do you access Onslow and the Mackerel Islands?

Onslow ramp; Thevenard and Direction Islands are a short run offshore.

Do you need a fishing licence at Onslow and the Mackerel Islands?

A Recreational Fishing from Boat Licence is required for boat-based fishing. Separate licences cover rock lobster, abalone, marron, net fishing and freshwater angling. Confirm current rules with Department of Primary Industries and Regional Development — Fisheries before you fish.

Onslow and the Mackerel Islands Fishing Guide, Western Australia

Local KnowledgeFishing & Camping

Home Species Guides Locations Gear Reviews Tools Charters Members Contact ApplyPilot AI Studio Fish Finder

Local Knowledge Fishing

Independent Australian fishing guides, species profiles and location knowledge — written by anglers, free to read, updated as regulations and seasons change.

Explore

Species Directory
Fishing Guides
Locations
Gear & Tackle
Gear Reviews & Comparisons
Free Tools
Bite Times & Moon Phase
Fishing Knots
Fishing Charters
List Your Charter
Fish Finder map
Pro membership
Premium Guides
Members Library
Member Sign In
Lumora AI Studio
FAQ

Company

About Us
Contact
Advertise
Editorial Policy

Legal

Privacy Policy
Terms of Use
Disclaimer
Affiliate Disclosure
Cookies & Ads

Privacy Policy Terms of Use Disclaimer Affiliate Disclosure Cookies & Ads Editorial Policy Contact

© 2026 Local Knowledge Fishing & Camping. All rights reserved. Fishing regulations, size limits and closed seasons vary by state and change regularly — always confirm current rules with your state or territory fisheries authority before fishing.

This site displays advertising and contains some affiliate links. See our affiliate disclosure and privacy policy and cookies & ads policy.