Martillo Island: Boat Trip to the Penguin Colony & Beagle Channel

Martillo Island is the payoff: you sail across the Beagle Channel to a summer penguin colony, then watch Magellanic penguins from close aboard the catamaran. The journey also brings sea lions, cormorants, dramatic mountains, and the famous Les Eclaireurs Lighthouse.

I like the excellent mix of wildlife and scenery, and I like that viewing the penguins from the boat keeps people off the island. The main caution is simple: this is a long, shared boat ride, and the open water can be rough, cold, and crowded.

Key points to know before booking

• Penguins are viewed from the catamaran: You do not get off and walk among them.
• The Beagle Channel is half the experience: Mountains, islands, seabirds, sea lions, and the lighthouse fill the outward journey.
• Expect about five hours on the water: The trip can feel long if wildlife or weather conditions are not at their best.
• The boat holds up to 120 passengers: Arrive early if you want a better chance at a clear viewing position.
• English interpretation may vary: Commentary is intended to be bilingual, but sound, crowd noise, and uneven translation can affect how much you hear.
• Weather matters: The tour runs in all weather conditions, but poor weather can force a shortened route, cancellation, or rough return crossing.

Why Martillo Island is worth the boat ride

Ushuaia has many fine outings, but this one gives you a clear reason to leave the port: Magellanic penguins gathering on Martillo Island during the summer nesting season. From the catamaran, you can see the birds close to shore, sometimes only a short distance from the boat.

That viewing style will suit anyone who prefers wildlife observation without walking through a colony. You remain on the vessel, and the penguins keep their own space. The arrangement also avoids the disappointment of expecting a land excursion and finding yourself on a boat, which has happened to some passengers who misunderstood the description.

The penguins are not guaranteed to appear in large numbers. A visit to a wild colony is not a stage show, and sightings depend on the season, conditions, and where the birds are gathered. Some departures offer excellent views and plenty of time for photographs. On another day, the colony may appear sparse.

Bring a camera with a good zoom. The boat gets close enough for satisfying views, but your phone may not produce detailed photographs from every position on deck. A zoom lens also helps when the best birds are not directly beside the vessel.

Starting at Ushuaia’s tourist port

You begin at the Canoeros box office at Av. Prefectura Naval Argentina 470, in Ushuaia’s Tourist Port. Arrive 30 minutes before departure so you have time to receive boarding instructions and handle the port formalities.

The price includes the boarding tax and the five-hour boat navigation. Hotel pickup and drop-off are not included, so you need to make your own way to the port. The activity ends back at the same meeting point.

Boarding can be the least graceful part of the day. Port lines may move slowly, especially when passengers are collecting vouchers or boarding at the same time. Arriving at the last minute gives you no advantage, particularly if you want time to settle in or find a useful viewing spot.

The catamaran is described as air-conditioned, clean, and maintained for the trip. There is an onboard café where you can buy basic food and drinks, although the selection is limited. Outside food is not allowed on the catamaran for food-safety reasons, so do not plan to bring a packed lunch.

The first hour: Ushuaia and the Beagle Channel

As the boat pulls away, Ushuaia opens up behind you. From the water, the city appears with its buildings backed by steep Patagonian mountains, giving you a different view than you get from streets or roads.

The route passes the Maritime Museum and the End of the World, then points into the Beagle Channel. The guide describes the city, nearby estancias, and the surrounding peaks, including Mount Olivia and Cinco Hermanos. You may also see the Fique and Tunnel estancias and the Encajonado River.

This part of the cruise is scenic rather than action-packed. I find that useful to know because the first stretch is not a nonstop wildlife search. It is a gradual change from urban waterfront to open channel, with mountains, water, and distant settlements doing most of the work.

Stay outside when the weather allows, but do not assume the deck will feel mild. Wind over the channel can make a cool day feel sharply cold. Dress in layers, cover your ears, and keep a waterproof outer layer handy. You can retreat indoors, but the best photographs and clearest views usually come from outside.

Isla de los Pájaros and Isla de los Lobos

The catamaran reaches the Bridges archipelago, where two small islands provide the first major wildlife stops. Isla de los Pájaros is associated with a broad mix of Tierra del Fuego birdlife, including skuas, black-browed albatrosses, steam ducks, cauquenes, Cook’s gulls, and gray gulls.

The boat then passes Isla de los Lobos, where South American sea lions rest on the rocks. You may see animals with one or two types of coat, packed together on the exposed islands. Their presence gives the cruise a welcome burst of movement and sound after the quieter views of the channel.

The boat approaches the islands closely enough for useful viewing, but this is still a group excursion. Passengers naturally gather along the front and sides, and the clearest position can disappear quickly. If you care about photographs, move into position before the boat reaches each stop rather than waiting until the last moment.

There is a practical social wrinkle here: a crowded deck means you may need to share sightlines. Be patient, avoid blocking the view for long periods, and use the guide’s timing to decide when to change sides. The vessel typically gives time for photographs, but not every passenger can have the front rail at once.

Les Eclaireurs Lighthouse and the SS Monte Cervantes

Les Eclaireurs Lighthouse is the most recognizable landmark on the route. Set in the Beagle Channel, it is often photographed with the surrounding mountains and open water behind it.

The lighthouse stop is also a bird-viewing stop. Imperial cormorants and rocky cormorants use the nearby rocks, creating a busy cluster of black-and-white birds around the red-and-white tower. The captain positions the boat for views, and the guide adds the story of the SS Monte Cervantes, which sank in 1930.

Do not expect to step onto the lighthouse island. This is a boat approach and viewing stop. The same applies to the other islands along the route: you see them from the catamaran.

The lighthouse comes at roughly the midpoint of the outward journey, depending on conditions and the boat’s schedule. It offers a welcome change from the mountain views and helps break up the long run toward Martillo Island.

Martillo Island and the penguin colony

After the lighthouse, the catamaran continues east through increasingly open scenery. You may see Puerto Almanza on the Argentine side and the Puerto Williams Naval Base on the Chilean side before Martillo Island comes into view.

The boat stops to observe Magellanic penguins that use the island during the summer season. This is the central reason to choose this excursion, and the schedule allows about an hour at the island.

The key detail deserves repeating: you stay on the boat. You do not walk on Martillo Island, wade ashore, or stroll beside the penguins. Some promotional images and vague wording can make the excursion sound like a land visit, so treat this as a wildlife cruise from the outset.

From the catamaran, you may see penguins standing near the shore, moving between the water and their nesting area, or gathering in small family groups. The boat can come close, but the best view depends on where the birds are positioned and where you are standing.

The colony can be less dense than you hope. One departure may produce a fine collection of nearby birds, while another may find only a small group in view. That uncertainty is part of seeing wild animals, but it affects the value of a $177 excursion. If your only goal is to walk among penguins, this is the wrong product. If you want a broader Beagle Channel cruise with penguins as the main feature, the fit is better.

The responsible side of the arrangement is worth considering. Staying aboard reduces direct contact with the birds and their nesting ground. It also means you should avoid shouting, playing loud music, or pressing against the rail when quieter observation would give you just as good a view.

The return journey and sea conditions

Once the penguin viewing ends, the boat returns toward Ushuaia. The final stretch can feel long, particularly if you have already spent hours outside in wind and cold.

The Beagle Channel is not always calm. Strong wind and tide have caused rough crossings, and some departures have included widespread seasickness. If you are sensitive to motion, sit in a stable indoor area when possible, keep your eyes on the horizon, and ask the crew for help if you feel unwell. The staff have been attentive when passengers became sick, but prevention is still better than spending the ride miserable.

Bad weather can also change the plan. The tour operates in all weather conditions, yet the operator may shorten the route or cancel the activity if conditions are unsuitable. On one shortened departure, the boat reached the lighthouse but could not continue to Martillo Island. A poor-weather cancellation should result in an alternative date or a full refund under the stated policy. If the boat completes only part of the route, ask clearly how any partial refund is being handled before leaving the port.

The views on the way back can be excellent, with Ushuaia framed by the mountain range as the city comes closer. If you have spent the outward journey chasing photographs, use the return crossing to watch the changing light and rest your eyes.

Commentary, languages, and onboard comfort

A local professional guide provides narration about the channel, wildlife, and penguin biology. The strongest parts of the commentary explain animal behavior and identify the many birds that can be hard to distinguish at a glance.

The tour is intended to provide bilingual explanations, but the quality of English interpretation can vary. Background engine noise and a busy cabin may make the microphone difficult to hear. On one departure, most of the commentary was interpreted into English, but a longer explanation near the end was initially given only in Spanish until an English-speaking passenger asked for it.

If you do not speak Spanish, sit near a speaker and check with the crew early about how the interpretation will work. Do not assume every sentence will be translated at equal length. Some passengers have found the information sparse in English, while others have enjoyed detailed explanations throughout the route.

The boat has indoor and outdoor areas, along with a café selling basic items such as sandwiches and drinks. The café is useful for the five-hour duration, but it is not a meal stop. Eat beforehand, then buy only what you need onboard since outside food is prohibited.

Is $177 a fair price?

At $177 per person, this is a serious half-day purchase. The cost covers a five-hour navigation, a professional guide, the boat, and the boarding tax, but not transport to the port or food and drinks.

The value is strongest if you want several experiences in one outing: mountain views, a long cruise, seabirds, sea lions, Les Eclaireurs Lighthouse, and penguins. Booking a separate wildlife outing and a channel cruise could take more time and planning, so the combined route has a practical advantage.

The value is weaker if you are paying mainly for a brief penguin sighting. You may spend much of the day in transit, and you cannot walk among the birds. A crowded catamaran can also limit your view, especially at Martillo Island.

Look carefully at local booking options before paying. Some passengers have found third-party prices higher than buying directly from the local boat company. Prices can change, but comparing the final cost is sensible.

Who should book this Ushuaia penguin cruise?

I would choose this trip if you want a comfortable way to see the Beagle Channel and its wildlife without committing to a longer land excursion. It suits couples, families, solo passengers, photographers with a zoom lens, and anyone who values scenery as much as the penguin colony.

It is also a good choice for people who prefer responsible wildlife viewing from a vessel. You get close enough to watch the birds while leaving the island itself undisturbed.

I would hesitate if you dislike long boat rides, become seasick easily, need guaranteed close wildlife views, or specifically want to walk beside penguins. The maximum group size is about 120 passengers, so this is not an intimate expedition.

This activity is not suitable for cruise passengers. The five-hour timing, port procedures, and possible schedule changes make it risky for anyone with a ship departure to catch. Choose it only if you have enough time in Ushuaia to handle delays and weather changes.

Booking and cancellation details

Confirmation is provided at booking, and the activity returns to the same port where it begins. Cancel at least 24 hours before the local start time for a full refund. Changes or cancellations inside that 24-hour window are not accepted for a refund.

Because weather can affect the route, keep your schedule flexible. If the operator cancels for poor conditions, you should be offered another date or a full refund.

Should you book the Martillo Island boat trip?

Book it if your ideal Ushuaia outing is a full Beagle Channel cruise with penguins as the headline sight. The route offers much more than one island, and the combination of cormorants, sea lions, lighthouse views, mountains, and open water makes the long journey worthwhile for many people.

Skip it if walking among penguins is essential. You will remain aboard the catamaran, and the $177 price is harder to justify if the colony is your only priority.

For the best chance of enjoying it, arrive early, dress for wind, bring a zoom lens, sit where you can hear the commentary, and prepare for a rough crossing. With those expectations in place, this is a strong wildlife cruise and one of Ushuaia’s most memorable ways to experience the Beagle Channel.

FAQ

How long does the Martillo Island boat trip last?

The tour lasts approximately five hours, including the return to Ushuaia port.

Where does the tour begin?

It begins at the Canoeros box office at the Tourist Port, Av. Prefectura Naval Argentina 470, Ushuaia.

How early should I arrive?

You should arrive 30 minutes before your selected departure time to receive boarding instructions.

Can I walk among the penguins?

No. The tour does not include walking on Martillo Island. You view the penguins from the catamaran.

What wildlife can I see?

The route includes Magellanic penguins, sea lions, imperial cormorants, rocky cormorants, and several seabird species. Other wildlife sightings are possible but are not guaranteed.

Is food included?

No. Food and drinks are not included. The catamaran has a café with limited food and drink options, and outside food is not permitted.

Does the tour operate in bad weather?

The tour operates in all weather conditions, but poor weather can cause a cancellation or a shorter route. If the activity is canceled because of weather, you will be offered another date or a full refund.

Can cruise passengers book this activity?

No. The activity is not suitable for cruise passengers because its timing may not work with ship arrival and departure schedules.