Tascó Petit

Also known as: Els Tascons, Els Tascons Petit, Tasco Petit

Small islet in the southern Illes Medes, twinned with Tascó Gros across a narrow channel; a shallow east route and a gorgonian wall on the south side.

Last updated October 2026

The dive

Two dives start from this islet. The east route runs toward Carall Bernat at 5 to 25 metres, past giant groupers, sea fans, sea bream and morays, with sea slugs among the stones in its lower part. The other follows the buoy down and then a sea-fan wall heading south, much deeper. Its bottom is quoted at 40 or 45 metres, deeper than the park recommends for recreational dives, so what the group does there is the centre's call on the day. Groupers hide on the wall, scorpion fishes and dentex sit on it, and barracuda hunt bogas in its higher part. Mind the dive computer on this route to avoid running off decompression time. On the south side, rocks at 22 metres hold nudibranchs, crabs and the full range of macro life before the gorgonian canyon.

Dive site brief — Tascó Petit

Illustration: Parc Natural del Montgrí, les Illes Medes i el Baix Ter — Generalitat de Catalunya

What makes it special

Red gorgonian reef is charted on four sides of the islet: about 16 m on the west, 17 to 25 m on the south-west, a short stretch at 12 to 16 m on the south-east foot and an arc at about 20 m on the east. That puts gorgonians at working depth, which is the draw here. The park lists the gorgonian, the bryozoan Myriapora truncata and the nudibranch Cratena peregrina as fragile, and barracuda and greater amberjack as seasonal visitors. Tascó Petit sits halfway between Les Ferranelles and Carall Bernat, and a channel about 5 m deep separates it from Tascó Gros.

Know before you go

Ask the guide about the current direction before descent. It decides whether the group can circle the islet, and it can be too strong to do so. The Tascons are among the exposed Medes sites where north and levante winds build strong current. On the wall route, watch the dive computer for unplanned decompression. Nitrox 32% is recommended for the site. The water cools sharply below about 15 to 18 metres, to roughly 17°C at 32 metres, so plan exposure protection for the water at depth.

Why Dive Tascó Petit

What makes this dive site stand out.

  1. Two dives from one islet

    A shallow east route toward Carall Bernat (5-25 m) and a south wall route that goes much deeper.

  2. Mapped gorgonian reefs

    Red gorgonian patches are charted on four sides of the islet, at roughly 12-25 m.

  3. Channel to Tascó Gros

    A narrow channel, about 5 m deep, separates the two Tascó rocks.

  4. Current

    Variable and often strong, the recurring condition at this exposed corner.

  5. Macro at 22 m

    Nudibranchs, crabs and small life on the rocks of the south side.

Depth & Profile

5–45m
Depth range (reported)
ReefWallCanyonRock

Location

42.0411°N, 3.2267°E

Conditions & difficulty

Temperature
up to 17°C
Visibility
15–25m
Current
Variable
ModerateMin cert: Open Water (reported)Nitrox recommended

Operators split on level: some say all levels, a local group of dive centres grades it Advanced and Expert. The grading follows the route. Open Water is the level the shallow east route asks for; the south wall is deeper than the park recommends for recreational dives, and what the group does there is the centre's call on the day. The reserve's own entry requirement is shown in the regulations module.

Summary

Graded inconsistently because it is two dives: the shallow east route is the gentler one, the wall is recommended to more experienced divers, and current varies by day.

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: Current that can stop a circumnavigation of the islet, stronger with north and levante winds.Ask the guide about the current direction before descent.
  • Depth: On the wall route, mind the dive computer to avoid running off decompression time.Watch the computer through the wall section and settle the plan with the centre.
  • Surface and boat traffic: Pleasure boats use the surface around the islet.
  • Cold and exposure: Sharp thermocline below about 15-18 m; about 17 C at 32 m.Plan thermal protection for the temperature at depth, not the surface.

Marine Life

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Rules and permits

  • Park fee: €5.30 per dive (2023 tariff).
  • Conduct: no touching, no feeding, no taking anything, no lights on animals.

Dive centres in Catalonia must require insurance from every diver on their dives, and must be able to offer a policy to anyone who has none.

Rules for Illes Medes

Frequently Asked Questions

How deep does the wall at Tascó Petit go?▾

Nobody has a measured figure. One operator describes a canyon falling to 40 m, others put the wall at 45 m, and the Park's chart prints soundings only from 5 to 25 m. The seabed at the buoy is also contested: 30 m by one operator, 22 m at the south buoy on the Park's chart. Either way the deep side is deeper than the park recommends for recreational dives, so settle with the centre what the group does there on the day.

Why do the level ratings for Tascó Petit disagree?▾

Because it is two dives. Some operators call it a dive for all levels, while a local group of dive centres grades it Advanced and Expert. One operator sends less experienced divers to the shallow east route (5-25 m) and recommends the wall to more experienced divers, so the rating follows the route and the current that day.

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