El Seno

Type:

Scuba Diving

Entry:Unknown

Difficulty:Unknown

Tags:

Reef

About This Dive Spot

This dive explores a sheltered area at the mouth of a port, where multiple rock slabs form a protected zone as the mountain extensions taper into the entrance channel. The site is also known for the presence of various archaeological remains. Marine life commonly includes crustaceans and cephalopods along with small invertebrates on the rocky structure.

Local intel

Community notes to help plan your visit.

Access, coral, life, crowds, and facilities.

Aquatic Life

Lobster, spider crab, conger eel, John Dory (San Pedro fish), octopus, cuttlefish, squid, nudibranchs, and planarians are reported here.

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Spots Near El Seno

📍 0.2 km

Cañonero el Tajo

Not Set

This dive follows the northern section of a wall, where you can explore the remains of the historic ship known as the Cañonero Tajo from the Third Carlist War. The site is known for fish schools and a mix of reef-associated species and invertebrates, making it a good spot for observing marine life around the wreck remnants along the wall.

📍 0.4 km

Bantxa del Oeste

Not Set

This site sits along a ridge near the mouth of a harbor and features a shallow top around 5 m that drops to about 25 m along a north wall. An old tower marker remains underwater and can be visited as part of the dive. The area is described as very rich in marine life, with frequent sightings of small critters and a variety of crustaceans, fish, and cephalopods.

📍 0.5 km

La Redonda

Not Set

La Redonda is a shore dive site located at coordinates 43.336400, -1.934600. The dive begins at a shallow depth and features a variety of marine life typical of the region. Divers can expect to see diverse fish species and possibly some invertebrates. The site is characterized by its rocky substrate and natural formations, providing an interesting environment for exploration. Conditions can vary, so divers should be prepared for changes in visibility and currents, which may affect the experience. This site is suitable for divers with varying levels of experience.

📍 0.6 km

Bantxa del Este

Not Set

Bantxa del Este is a shore entry dive site located at coordinates 43.337000, -1.926400. The dive begins in shallow waters and gradually descends, providing divers with opportunities to observe various marine life. The site is characterized by rocky formations and diverse underwater habitats, making it suitable for both novice and experienced divers. Visibility can vary, and conditions may change, so divers should be prepared for different underwater environments. The site is known for its rich biodiversity, including various fish species and invertebrates, which can be encountered throughout the dive.

📍 0.7 km

Astillero

Not Set

Dive site running parallel to the coastline on an east–west axis, defined by three pinnacles. The structures rise from about 14 m up to around 3 m, creating varied relief across a relatively compact depth range. Marine life sightings can include schools of pea, bogas and bream along with triggerfish and ocean sunfish. The north face is noted for nudibranchs, and you may also encounter octopus, cuttlefish, conger eels, and spider crabs.

📍 0.8 km

Cala Burtza

🏖️

A sheltered, simple, shallow dive inside a cove at the eastern end of the port area of Pasaia, with a sandy bottom and abundant marine life. Along the closing arm of the cove there are also wrecks that were used to help protect the port during various wars. Divers can encounter schooling fish as well as a variety of invertebrate life across the sand and around the wreck structures.

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Frequently Asked Questions

What's the best entry point at El Seno?

Entry at El Seno is detailed in the spot description above. Look for specific landmarks, access paths, and any tide or condition requirements. Local divers often share updated entry tips in their dive logs.

What conditions are best for diving El Seno?

Optimal conditions at El Seno depend on several factors including tide, wind, and season. Check recent dive logs for current condition reports and patterns. Generally, calmer seas and high tide provide better visibility and easier entry.

What is the maximum depth and typical visibility at El Seno?

Depth and visibility information for El Seno can be found in the spot details and recent dive logs. Conditions can vary significantly based on weather, tide, and season. Always plan your dive according to current conditions and your certification level.

Are there any safety considerations or local etiquette at El Seno?

When diving El Seno, respect local regulations, marine life, and other water users. Be aware of any specific hazards like currents or boat traffic mentioned in the spot description. Follow Leave No Trace principles and local diving etiquette.