Head to Onslow, the gateway to the magnificent Mackerel Islands.

Only 22km off the coast of Onslow (Pilbara region) is an adventure-seekers paradise and a haven for world-renown fishing, whale watching, diving and snorkelling amongst the plethora of remote islands, atolls and stunning clear blue waters.

Relax, fish, island hop, snorkel, whale and nature watch whilst exploring the 10 pristine islands off Western Australia's Pilbara Coastline.

Onslow is a resource bustling, friendly, coastal jewel town located only 82km off the North-West Coastal Highway. Of the islands that comprise the Mackerels, Thevenard Island provides quintessential Island life cabin accommodation, bring your own boat, moore up off the island and enjoy the barefoot, laid-back island lifestyle.

The beautiful untouched landscape of the Mackerel Islands offers a classical north-western Australian experience – a unique coastal expression of the Pilbara, where rugged adventure meets isolation at its most splendid.