Key takeaways
- Bottlenose and common dolphins live in these waters year round rather than passing through, which is why they are seen on most trips.
- Madeira is a volcano peak, so the seabed drops past a kilometre within a short distance of the harbour wall.
- Pilot whales, sperm whales and Bryde's whales are all recorded off Madeira, though any single sighting is a matter of luck.
- These are wild animals in open ocean and no honest operator promises them. The odds here are good, not certain.
Why there is anything to see at all
Most coastlines shelve. You leave a harbour, and the seabed slopes gently away for many kilometres before it reaches anything an ocean animal would call home. Reaching deep water from such a coast is a day's steaming, not an afternoon.
Madeira does not work like that. The island is the summit of a volcano that rises from the abyssal plain, and its flanks continue underwater at much the same angle they show above it. Within a short distance of Funchal's harbour the seabed is past a kilometre down. That single geological fact is what makes a three-hour trip from a city marina a genuine deep-water excursion rather than a coastal potter.
The dolphins you are most likely to meet
Two species do most of the work. Bottlenose dolphins are the large, robust, familiar ones, resident around the island in groups that range from a handful to several dozen, and they are the species most likely to come and ride the bow wave. Watching them from the trampoline nets, a couple of metres above animals doing that deliberately for fun, is the single best thing this boat offers.
Common dolphins are smaller, faster and travel in larger and more scattered groups, with a distinctive hourglass pattern along the flank. They tend to be busier and less interested in the boat, moving through in numbers. Atlantic spotted dolphins are also seen here, particularly in the warmer half of the year.
Dolphins riding the bow wave alongside the catamaran
The whales, and being honest about them
Madeira's species list is genuinely long, because deep water off a mid-Atlantic island suits deep-diving animals. Short-finned pilot whales are the ones most regularly encountered and are often present in stable social groups. Sperm whales are recorded here and are the classic deep-diver, feeding far below on squid. Bryde's whales pass through, and rarer beaked whales are seen occasionally by people who know what they are looking at.
What none of that adds up to is a promise. A whale is a large animal in a very large ocean that spends most of its life below the surface, and a three-hour window is a narrow one. Reviews for this trip include guests who saw both whales and dolphins, and guests who saw only dolphins on the same route a day apart. Book it for the day out and treat a whale as the bonus it genuinely is.
Turtles, and what else turns up
Loggerhead turtles are the ones you might see, usually as a shell and a head at the surface rather than anything dramatic, and juveniles in particular drift with the currents around Madeira as part of a long Atlantic circuit that can begin thousands of kilometres away. Spotting one is a matter of somebody happening to look in the right direction.
Above the water there are seabirds, and they are more interesting than most people expect. Cory's shearwaters nest on Madeira and its islets in large numbers and are the birds you will most often see, holding a stiff-winged glide inches above the swell. Their calls at night around the cliffs are one of the island's genuinely strange sounds.
1km+
The depth the seabed reaches close to Madeira's south coast, which is why deep-ocean animals come within reach of a three-hour trip.
How the crew find anything
Mostly by knowing where to go and then by looking very hard. Experience of the local waters is the largest part of it: dolphins are not distributed randomly, and crews who work the same coast every day build up a practical sense of where groups tend to be at a given time of year and state of tide.
Beyond that, operators around Funchal talk to each other on the radio, so a sighting by one boat becomes common knowledge quickly. That is why you will sometimes see several boats converge, and it is also why guests occasionally note that a stay with one pod was cut short when other vessels arrived. Sharing the animals is part of the etiquette.
Watching responsibly
Madeira regulates how boats behave around cetaceans, and it matters to what your trip actually looks like. There are limits on how close a vessel may approach, how many boats may be with a group at once, how long they may stay, and how they must move nearby: no cutting across a pod, no separating mothers from calves, no sudden changes of speed or direction.
The practical effect is that a well-run trip will hold at a respectful distance and let the animals decide. When dolphins choose to come to the bow, and they very often do, that is their decision rather than a pursuit. It is worth understanding this before you go, because a boat that hangs back is following the rules rather than being timid.
What the swim stop adds
The anchored stop under Cabo Girao is a different kind of wildlife entirely and it is easy to overlook. The rocky coast there holds the shallow-water community of the Atlantic islands: ornate wrasse, parrotfish, damselfish shoaling over the rock, sea urchins wedged into the crevices and anemones in the shade of overhangs.
None of it is spectacular in the way a whale is, and all of it is right there where you can look at it for as long as you like. For anyone who enjoys putting a mask on, half an hour over clear volcanic rock is a proper part of the trip's natural history rather than a swimming break bolted onto a wildlife cruise.
