YellowSub Tarifa
Family-run PADI 5-Star Dive Resort in Tarifa harbour, the Parque Natural del Estrecho information point, with short boat dives around Isla de las Palomas.
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Laminarias
Also known as: Campo de Laminarias, Laminarias
Boat dive to a Laminaria ochroleuca kelp field on the east face of Isla de Tarifa: fronds up to 4 m tall from about 22 m, on slack tide only.
Last updated October 2026
The dive
The boat anchors in La Piscina, a cove on the island's levante side, and the route described heads east from the anchor, down among rock blocks. Around 22 metres the bottom flattens into rubble. At 25 a rock about ten metres long, crowned by some twenty stems, marks the first kelp of the dive: El Macetón, the flowerpot. From there the field proper runs south, parallel to the island, and the advice is to stay no deeper than 25 metres. The way back to the boat is on a westerly heading, and on the ascent you can visit the La Piscina blocks to the north or the slope to the south.
What makes it special
Laminaria ochroleuca fronds up to four metres tall rise toward the surface along the island's east face, a kelp meadow within recreational depth. The field lies between La Puntilla and El Agujero. The kelp takes hold of any hard surface and has been seen on Roman amphorae and anchors, and sizeable stands also grow on the island's deeper sandy bottoms.
The meadow stands tallest in summer; autumn and winter storms tear away many plants, and the lost fronds end up lying among the rocks. Sole, rainbow wrasse and the occasional ray work the ground around it, and sunfish are frequent visitors.
Know before you go
Fronds can swing round with the current mid-dive and disorient you for the return, so fix a natural reference for the way back before you move into the kelp.
Why Dive Laminarias
What makes this dive site stand out.
- Laminaria ochroleuca meadow
Fronds reach about 4 m in summer and rise toward the surface.
- El Macetón rock
A rock about 10 m long, crowned by some twenty stems, marks the first kelp at 25 m.
- Seasonal kelp
At its best in summer; autumn and winter storms strip many fronds.
- Slack tide only
The field is visited only when the tide is at rest.
Depth & Profile
22m
Min depth
25m
Max depth
22–25m
Typical range
ReefRockSand
Location
35.9996°N, 5.6075°W
Conditions & difficulty
Temperature
up to 19°C
Visibility
10–20m
Current
Variable
Best season
Summer
The kelp is at its best in summer. Autumn and winter storms strip many fronds.
ModerateMin cert: Advanced Open Water
Advanced Open Water, judged by the depth of the kelp itself: it starts around 22 m and the advice is not to go below 25 m. The descent from the anchorage crosses shallower blocks first.
Summary
Depth is modest and timing is the difficulty: the dive works only inside the slack-tide window, and current outside it makes it a different dive.
Safety considerations
What can go wrong here, and what divers do about it. Conditions change - take the briefing from the operator on the day.
- Current: Tidal streams reach up to 4 knots at very high coefficients across Tarifa, and the slack-water window can fail to arrive on schedule.Dive only at slack, check on the approach that there is no current, and turn back in good time.
- Orientation: Fronds can swing round with the current mid-dive, which can disorient the diver for the return.Fix a natural navigation reference for the way back before entering the kelp.
Marine Life
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León Marino Tarifa
SSI Instructor Training Center in Tarifa since 2014, guiding dives around Isla de Tarifa every day of the year, with Mares Horizon SCR rebreather courses.
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Frequently Asked Questions
Can the tide table be trusted for the slack window at Las Laminarias?▾
Not entirely. In Tarifa the tide plans sometimes do not hold, so slack water is confirmed on the approach as well as in the table. The advice is to check that there is no current before committing to the descent and to retreat in time if it builds, since streams in the area reach 4 knots at very high coefficients.
Is the kelp still there in winter?▾
Much of it is not. Summer is the season to see the meadow at full height; in autumn and winter the heavy storms tear away many of the plants, and the lost fronds end up lying on the bottom or among the rocks.
Is every kelp at Las Laminarias Laminaria ochroleuca?▾
Locally, laminarias means kelps in general, so the name covers more than one alga. The most abundant species at this field is Laminaria ochroleuca, the one that reaches about 4 m in summer, and the same species is reported in the deeper sandy bottoms around the island.
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