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Rottnest FAD
Bait Ground·Western Australia·Australia·
Field notes
DPIRD-deployed seasonal fish aggregating device set west of Rottnest in deep water (~450 m). Holds mahi-mahi from late summer through autumn, with yellowfin and the odd marlin tracking through. Troll skirts past, or pitch live baits to fish marked on the sounder.
Current conditions
Wind
5.9 kt ENE
Gusts 10.5 kt
Waves
2.1 m
Period 12.7 s
Swell
2 m
Period 10.1 s
Sea temp
22.5°C
Air 19.2°C
Next 12 hours
13:00
5.9 ENE
2.1m
14:00
4.4 ENE
2.1m
15:00
3 ENE
2.1m
16:00
1.8 ENE
2.1m
17:00
1.4 ESE
2.1m
18:00
2.3 SSE
2.1m
19:00
3.2 SE
2.1m
20:00
3.3 SE
2.1m
21:00
4.9 ESE
2.1m
22:00
4.2 ESE
2.1m
23:00
2.2 E
2.1m
00:00
5.6 NE
2.1m
Tides
Nearest BOM tide station: Rottnest Island ↗ (22.4 km · secondary)
We don't predict tides on-site — BOM's published tables are authoritative.
BOM · Perth CoastIssued at 7:01 pm WST on Tuesday 19 May 2026
Situation. A ridge lies over southern WA and gradually moves east during today and Wednesday. A weak cold front moves over southwest parts during Thursday, before another ridge develops over the southwest during Friday.
Tuesday 19 May until midnight. Winds: Variable about 10 knots, reaching up to 20 knots offshore north of Coral Bay in the evening. Seas: Below 1 metre, increasing to 1 to 1.5 metres north of Coral Bay. 1st Swell: Southwesterly 1.5 metres inshore, increasing to 1.5 to 2 metres offshore south of Coral Bay. 2nd Swell: Northeasterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Coral Bay. Weather: Clear.
Wednesday 20 May. Winds: Northeast to southeasterly 15 to 20 knots, reaching up to 25 knots offshore north of Coral Bay in the late morning and early afternoon. Winds tending southeast to southwesterly in the evening. Seas: Around 1 metre, increasing to 1 to 2 metres offshore north of Coral Bay during the morning. 1st Swell: Southwesterly 1.5 metres inshore, increasing to 1.5 to 2 metres offshore south of Coral Bay. 2nd Swell: Northeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning, then increasing to 1 to 1.5 metres around midday. Weather: Sunny day. The chance of a thunderstorm offshore north of Coral Bay in the late afternoon and evening.
Thursday 21 May. Winds: South to southeasterly 10 to 15 knots tending east to southeasterly 15 to 20 knots before dawn then tending south to southeasterly in the late afternoon. Seas: 1 to 1.5 metres. 1st Swell: Southwesterly 1.5 metres. 2nd Swell: Northeasterly below 1 metre, increasing to 1 to 1.5 metres north of Coral Bay. Weather: Mostly sunny.
Friday 22 May. Winds: South to southeasterly 15 to 20 knots. Seas: 1 to 1.5 metres. Swell: Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore. Weather: Sunny. Gascoyne Coast: Cape Cuvier to Kalbarri
Source: Open-Meteo Marine + ECMWF (15-min cache) · BOM (1-hr cache). Not for navigation.
Sun & moon
Today
Sun↑ 07:04↓ 17:29
Moon↑ 09:43↓ 19:35
PhaseWaxing crescent 10%
Best windows
- Dawn06:37 – 08:04
- Dusk16:29 – 17:55
Tomorrow
Sun↑ 07:04↓ 17:28
Moon↑ 10:43↓ 20:46
PhaseWaxing crescent 18%
Best windows
- Dawn06:38 – 08:04
- Dusk16:28 – 17:54
Best windows combine civil twilight with the hour either side of sun transit — the universal low-light feeding window most species respond to. Moon phase influence is folkloric; full and new moons coincide with the strongest tide swings.
What's biting
Recent reports from the community. Sign in to log your own catches.
Access & logistics
Spot type
Bait Ground
Region
Western Australia, Australia
Fishing style
offshore and bluewater fishing
Structure
Typically holds drop-offs — work the structure for holding fish.
Licence
Recreational fishing licence may apply — check the Western Australia fisheries regulator before fishing.
Closures
Always confirm current marine park / closure status and seasonal bag limits.
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