Santander · Spain

2.6

visibility: 2 m

visibility2m

Today — sit it out.

Sources: IPMA · buoys · Copernicus · Sentinel-2 — high confidence · data 22:53

Sources & confidence

Sources: IPMA · NDBC & IH buoys · Copernicus Marine · Sentinel-2
Method: spearo sea-state engine: 6-model consensus + satellite clarity (ZSD) + buoy-bias checks
Freshness: Re-read every hour, per coast

Compiled by the spearo sea-state engine · How it works →

The verdict comes from seven water factors and hard safety gates — not ten tabs. Go or stay.

How we score the water

Our own model

Our own forecast engine — not a third-party widget. It weighs these water factors into one go-or-stay verdict for this coast; the 0–10 dial is that verdict, read out as a number.

Swell & wave memory: Height, period and direction of the swell, plus the wake of recent storms — an old storm still stirs the water, and the engine remembers.
Wind & gusts: Speed and gusts, hour by hour — wind speed and an onshore push chop the surface and cut visibility.
Tide phase: Timing and range of the tide, calibrated per coast — big spring tides pull the verdict toward caution.
Water temperature: Sea-surface temperature — sharply cold water vetoes a green verdict.
Currents & outflow: Direction and drift of the current — it pushes you, and it drags turbid coastal water across where you dive.
Rain runoff & air clarity: Rain muddies the water inshore through land runoff, while fog and haze cut visibility at the surface.
Coast shape & exposure: How the coast faces the swell — a sheltered cove keeps the water clean; an exposed, head-on point takes a penalty.

Safety gates

Thunderstorm forecast — an instant red, no exceptions.
An official warning (MeteoAlarm / IPMA) — yellow, or red for the higher ranks.
Missing input data — a would-be green is capped to yellow rather than overstated.
Strong disagreement between forecast models — a green day is pulled back to yellow.
Night hours — where night spearfishing is banned by law the window is forced red; where it is legal (Australia outside NSW, New Zealand, South Africa) it is capped at yellow, never green.

It all folds into a single 0–10 score and one verdict: go or stay.

A forecast, not a guarantee — the sea has the last word.

Where to get in, where to hunt

Entry points with coordinates

Seabed relief — promising ground

This verdict — in your pocket. Open the app for the week's window.

Google Play — QR code — point your camera

0 m

Surface

Wind, wave and the swell windows — when to go and the best hours.

spearo.app

no dataupdated 22:53

Santander — solo, off the rocks

Day is over

That is it for today — the day's windows have closed.

Tomorrow, best window 15:00–18:00

Before entering, check the camera and the surge

Whole week — tap a day. is driving swell right now.

Solo risk: carry a float · tell someone your plan and exit time · doubt = don't go. A model-based planner; the call is made on site.

Selected day

Windows, hours
and the day's trends.

The day is picked above, in the hero. Here are that day's windows, the hour-by-hour map and the trends. Tap a window to break down the conditions.

Wednesday · today2026-09-09

07:47–20:36 · new moon

▲ 03:00▼ 09:00▲ 16:00▼ 22:00mid-range tides · 3.6 m

Hours (06→20)

Day's trends

Tide-1.96 m

Wave1.46 m

Wind4 km/h

Water22 °C

fish activity: moonrise 05:35 · moderate · moon overhead 12:50 · high · moonset 19:50 · moderate · moon underfoot 00:00 · high

Open the seafloor map with entry points

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Where to get in
off the rocks.

Scouted entries, coloured by today. The colour is the sea state at the spot, not a guarantee: the wash and a slippery entry you judge on site.

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Cabo MayorSantander

borderline

exposed head-on to the swell today (city-level)

window: Best at first light, before the northwest breeze gets up, and in autumn, with the water still around eighteen degrees and fewer people up at the lighthouse. Cantabria has no weekday closure. Night diving is banned all over Spain, from sunset to sunrise.
tide: The tide here is the Cantabrian one: about 4.2 to 4.5 metres on springs and close to five at the extremes. At low water the slabs at the foot of the cliff come out and show you where to get in; at high water that same ledge is gone and the only way out is a swim back to the cove.
shelter: The Cabo Mayor lighthouse point faces north-northwest (340°) with nothing in front of it: the whole arc from 300° to 40° comes in clean, and the worst heading is the 325° northwest. Only a southerly or southwesterly land breeze flattens the sea under the cliff.
conditions: On flat summer days you get five to eight metres over the cape's rock. What ruins it is the northerly ground swell: two days of long waves and the water fills with sand torn off the Sardinero beaches. With a northwest wind it is not worth the drive.
hazard: The cape sits at the mouth of Santander bay: ferries and fishing boats go past, so the clearly visible red or orange buoy is not decoration (Decreto 45/2002, art. 8) and you must stay 300 metres from working professional boats. Add galerna squalls and swell washing the cliff base.
access: Climbing down the cliff from the lighthouse car park is awkward and the rock is loose; the comfortable entry is the Molinucos cove to the east, then a couple of hundred metres of swimming out to the point. With any surf do not try to get out over the slabs — swim back to the sand.

Rocky bottom below the lighthouse; sea bass and pollack, exposed to the NW, entry off the rocks.

Google Maps

Cabo Menor / MataleñasSantander

borderline

exposed head-on to the swell today (city-level)

window: In July and August the cove is a busy bathing beach: come at dawn or leave it for September and October, when the water is still mild and the sand is empty. In Cantabria any day of the week is allowed, but only between sunrise and sunset.
tide: With a range well over four metres the cove changes face: at low water twice as much sand appears and the ledges at both ends are exposed, while at high water they are under the sea. Getting in and out is easy at half tide; on a spring high the sand nearly vanishes.
shelter: The Mataleñas cove is tucked between Cabo Menor and the golf course, and that block of land takes a good deal of the west out. What does come straight in is north and northeast: with sea from the first quadrant the cove breaks and there is nowhere to hide.
conditions: The bottom is mixed: sand in the middle of the cove and rock towards the Cabo Menor point, and that is where you can see. After any pounding the sand stays in suspension a couple of days and you are down to three metres; with flat sea and sun you clear six easily.
hazard: The Mataleñas cliffs drop stones, so do not stand at the foot of the wall. In season there are swimmers: stay well away from the buoyed bathing area and carry the red or orange float, which is compulsory here. The catch limit is five kilos per licence per day.
access: You park up top, by the viewpoint and the golf course, and go down the concrete staircase to the sand. You walk in from the beach and swim a hundred and fifty to two hundred metres out to the rocky spur of Cabo Menor. The way out is the same staircase; there is no other.

Mataleñas cove and rocky ground; semi-sheltered from the W, mixed bottom.

Google Maps

Cabo de GalizanoSantander

borderline

Ultra · subscribers

exposed head-on to the swell today (city-level)

window: —

The full spot briefing is part of the subscription: entry, bottom, hazards, tide window.

Open in the app

Cabo de LataSantander

borderline

Pro · subscribers

exposed head-on to the swell today (city-level)

window: —

The full spot briefing is part of the subscription: entry, bottom, hazards, tide window.

Open in the app

Costa de Liencres / CovachosSantander

borderline

exposed head-on to the swell today (city-level)

window: Good window: sunrise under a high with less than half a metre of sea, and above all September and October, when the Pas runs clear and the water stays mild. In winter there are good days, but few, and you have to watch the forecast daily.
tide: Covachos is pure tide: the sand tongue that joins the beach to the islet only exists at low water, and with a range of over four metres it covers again fast. Work out your exit from the tide table or you end up on the far side with the wall behind you.
shelter: This stretch, between la Arnía and Covachos, faces north-northwest and is among the most exposed on the coast: the bad sector from 300° to 40° hits it head-on. Only the Covachos islet makes a little shadow with an easterly wind, and nothing else.
conditions: Over the rock ledges visibility is reasonable in calm weather, but the mouth of the Pas, just west of here, stains the water brown for days after real rain. You need a long anticyclonic spell: with a metre and a half of ground swell you cannot see the tip of your gun.
hazard: The descent path is eroded and the cliff edge crumbles; there have been rescues here. Current forms around the islet on the ebb and there is nobody to call. You are next to the Liencres dunes natural park: check what restrictions the area carries before you get in.
access: Park up top on the track out of Soto de la Marina and take a steep, unmaintained path down — grippy footwear helps. Get in over the sand beside the tombolo and come out at the same place; with any surf, forget about climbing the islet's rock.

Cliffs and sandy stretches to the west; rock bottom, very exposed to swell.

Google Maps

Ensenada de CalderónSantander

borderline

Ultra · subscribers

exposed head-on to the swell today (city-level)

window: —

The full spot briefing is part of the subscription: entry, bottom, hazards, tide window.

Open in the app

Playa de La ArniaSantander

borderline

Pro · subscribers

exposed head-on to the swell today (city-level)

window: —

The full spot briefing is part of the subscription: entry, bottom, hazards, tide window.

Open in the app

Playa de LangreSantander

borderline

exposed head-on to the swell today (city-level)

window: Langre is a surf beach: at weekends and in summer there are people in the water from early on, so the best window is midweek and very early, or autumn under a high. Remember that pollack is closed from 1 January to 30 April, and after that it is two fish and 42 cm.
tide: Here the tide really rules: on a spring low a huge sand platform appears and the slabs at the ends dry out, so half the approach is on foot. On a spring high the sand is swallowed against the cliff and the only way out is the staircase.
shelter: Langre is a long beach under a thirty-metre cliff, wide open to north and northwest; the worst heading, 325°, comes in unobstructed. The point at the eastern end, towards Galizano, gives a little lee in westerly wind, and with a southerly off the land it goes flat as a plate.
conditions: The water only comes good after several days in a row of calm sea and no rain; with sand lifted from the shorebreak you are left with two or three metres. What there is to see is on the rocky ends, not in the middle of the beach, which is clean sand and little else.
hazard: The cliff sheds rock and the path along the top is eroded, so do not hug the wall. Out of season there is no lifeguard, and the northerly ground swell arrives without warning while the sea looks calm. The northwest galerna can be on top of you in minutes.
access: Leave the car in Langre village, by the viewpoint, and go down the long wooden and earth staircase. Get in over the sand at the eastern end and swim out to the rock; do not climb out over the slabs with any surf, they break on top and the stone is a grater.

Cliff and sand to the east; rock at both ends, exposed to the NW.

Google Maps

Playa de MatalenasSantander

borderline

Pro · subscribers

exposed head-on to the swell today (city-level)

window: —

The full spot briefing is part of the subscription: entry, bottom, hazards, tide window.

Open in the app

Punta VergajoSantander

borderline

Pro · subscribers

exposed head-on to the swell today (city-level)

window: —

The full spot briefing is part of the subscription: entry, bottom, hazards, tide window.

Open in the app

SOLO is the biggest risk: underwater you can black out from lack of oxygen silently and fatally, with no one around. Solo is never truly «safe». Below are the best weather windows; carry a buoy, tell someone your plan and exit time, and any doubt — don't go.

What's in season,
what the law says.

Minimum sizes by caladero (in the table below). Season depends on the species and place.

In season now

European seabass
Dicentrarchus labrax · Cantabrian & NW · RD 347/2011 art. 4 bis
gilthead seabream
Sparus aurata · Cantabrian & NW · RD 560/1995 Anexo I
salema / saupe
Sarpa salpa · Cantabrian & NW · RD 560/1995 Anexo I
⚠️ Do NOT eat the head/guts (ichthyosarcotoxism).
bogue
Boops boops · Cantabrian & NW · RD 560/1995 Anexo I
black seabream
Spondyliosoma cantharus · Cantabrian & NW · RD 560/1995 Anexo I
grey mullet
Mugil / Chelon spp. · Cantabrian & NW · RD 560/1995 Anexo I
red porgy
Pagrus pagrus · Cantabrian & NW · RD 560/1995 Anexo I
striped red mullet
Mullus surmuletus · Cantabrian & NW · RD 560/1995 Anexo I
common octopus
Octopus vulgaris · Cantabrian & NW · 1 kg
Talla por PESO: mín. 1 kg (RD 560/1995, todos los anexos). No coger hembras con huevos.
European conger
Conger conger · Cantabrian & NW · RD 560/1995 Anexo I
pollack
Pollachius pollachius · Cantabrian & NW · closed 1 Jan–30 Apr
Talla operativa 42 cm; máx. 2 ejemplares/día (medida recreativa anual de la UE, Reg. 2025/202). ⚠️ Atlantic: recreational CLOSED 1 Jan–30 Apr (catch-and-release).

Law

✓Spearfishing licence mandatory; the AUTONOMOUS COMMUNITY issues it (not the State) and it is valid in the exterior waters of the whole coast. Free-diving only — scuba is banned (, art. 3).
✓Spearfishing catch may not be sold or traded — it is non-commercial fishing ().
✓Night prohibited: spearfishing only in daylight (sunset to sunrise not allowed) — , art. 16.d.
✓Marker buoy MANDATORY: mark your position with a clearly visible buoy and stay within 25 m of it — , art. 15.
✓Never keep the speargun loaded out of the water — , art. 16.a.
✓Keep at least 300 m from professional fishing vessels that are working — , art. 12.b.
✓The state act (, art. 16) bans, for spearfishing: a loaded gun out of the water; explosive/electric points and lamps (hand torches excepted); underwater scooters; night — from sunset to sunrise. Plus art. 12 b), d), e): 300 m from professional fishing vessels, light as an attractant, poisons/explosives. A ban in a PARTICULAR reserve, port or beach comes from that place's OWN instrument (the reserve's order, the autonomous community's rules, the port authority) — see the no-take zones on the map and your community's rules.
✓Min. sizes by ( + + EU 2019/1241): sea bass 42 cm (rec.) / 36 cm / 25 cm Mediterranean / 22 cm Canaries; gilthead bream 20 cm and white seabream 23 cm in the Mediterranean (EU 2019/1241); grouper 45 cm. See your zone's species card.
✓Only species in Annex I of may be taken; keeping, landing or transporting undersized specimens is prohibited.
✓The licence needs a medical fitness certificate for free-diving and civil-liability insurance (or a federative licence, which includes it). Mandatory in the Basque Country/Murcia/Asturias/Galicia; the federative licence covers it in Galicia/Balearics/Cantabria; the Canaries and Andalusia do NOT require it for the individual licence (a responsible health declaration). Minimum age generally 16 (14 in Andalusia).

Safety protocol

Sets: watch the wave trains ≥15 min before entering; Hmax ≈ 2×Hs, the wash can run 50 m past the foam line. A lull >10 min with period >12 s = a big set «overdue», do NOT enter; enter right after a full set passes and re-check at minute 30.
Exit FIRST: find your exit AND a backup before entering. On a rocky/boulder shore a 0.5 m rise in swell can make the exit impossible — getting pinned/unable to climb out is the main killer.
Headland rip: prominent points often have a permanent topographic rip regardless of the model — locate it, enter/exit on the windward side, never swim against it.
Cold: wetsuit per the SST chip; the first shiver = a metabolic surge and a drop in breath-hold → get out at the first steady shiver. Cap the session at 45–60 min below 15 °C.
Solo discipline: buoy up; tell someone the spot and exit time; conservative breath-hold (never push it in cold/murky/surfy water); visibility <3 m — don't enter.
Afternoon wind: on many coasts the wind builds from midday — plan to be out of the water by midday; the chop builds — get out.
UV 11:00–15:00 (UVI ≥6): sunscreen and cover up on the surface interval.
Solo is a fundamental risk (hypoxic blackout with no buddy). Any doubt = No-go.

FAQ — spearfishing in Santander

Where can I spearfish in Santander?

Santander has rock entry points such as Cabo Mayor, Cabo Menor / Mataleñas and Playa de Langre. Spearfishing in Santander: sea forecast and shore-entry spots. Below you'll find each spot (access, shelter and hazards) and today's forecast.

When is the best season in Santander?

Summer and early autumn are the windows — in winter the Bay of Biscay swell shuts the coast down. Tides are large (4 m+) and set up current, so pick a small-sea day with the tide in your favour.

How cold is the water in Santander?

~14–22 °C: cool, but it warms up in the summer window. A 5 mm suit at peak summer, 7 mm with a hood the rest of the year.

Is Santander good for a beginner?

Demanding: strong Biscay swell, big tides and exposed rock entries. It's for those who can already read the sea and pick the window well — not a coast to start on.

Do I need a licence in Santander?

Yes — in Santander you need a recreational sea-fishing licence (issued by the autonomous community); breath-hold only (no scuba), with a marker buoy and no night diving. See the guide.

Full guide: spearfishing in Spain →

Santander spearfishing forecast — wind, swell, visibility, tides & live cameras

Windows, hours and the day's trends.

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A marine instrument, go / no-go for solo hunting.

The forecast is the plan.The call is on the rock.

Where to get in off the rocks.

Look at the water right now.

What's in season, what the law says.

FAQ — spearfishing in Santander

Setúbal · Arrábida

Alentejo

Algarve

Madeira

Azores

Spain

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Cantabrian coast

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Andalusia (Med)

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East Black Sea

🇭🇷Croatia

Istria

Windows, hours
and the day's trends.

A marine instrument,
go / no-go for solo hunting.

The forecast is the plan.
The call is on the rock.

Where to get in
off the rocks.

Look at the water
right now.

What's in season,
what the law says.