- window
- Dawn calm, before the sea breeze builds. Summer to early autumn, water 20–24 °C. Daylight only — spearfishing is banned from sunset to sunrise.
- tide
- Same bar, same rule: the inlet is ebb-dominated, and the flood is the slower, longer half of the cycle. Dive the slack or the flood; a spring ebb runs seaward over the delta at speeds no diver swims against — models give over 3 m/s.
- shelter
- Same open S/SSE coast, no natural shelter — the jetty wall is all there is. The outer face gives a partial lee from the W/SW swell that wraps around the bar, and when the wind is wrong on the west jetty this is usually the workable side. Nothing here stops the levante.
- conditions
- Same window as the west jetty: swell under about 0.5 m, light offshore at dawn, ~4.3 m of sand beneath you. It is the fallback of the pair — take whichever face is out of the wind that morning. The levante ends it either way, chop and suspended sand.
- hazard
- Read the legal line first: every jetty and groyne north of the two jetty heads lies inside the Ria Formosa, where spearfishing is banned under Portaria 560/90. Only the ocean side of the heads is legal water — do not work your way inward along the structure, and stay out of the bar navigation channel. Then the ebb jet, and boat traffic through the bar: flagged buoy at all times.
- access
- From Cabanas de Tavira: ferry across to Ilha de Cabanas, then walk west along the island to the jetty; or arrive by boat. Enter off the sand and swim to the outer face, clear of the channel line. Check the last ferry back before you get in — the island has no road.
Outer face of the east jetty of the same bar. Every jetty and groyne north of the jetty heads lies inside the Ria Formosa, where spearfishing is banned. ~4.3 m.
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