São Miguel dos Milagres: Alagoas coast, tide rules and pools

São Miguel dos Milagres is a small municipality on the north coast of Alagoas, inside the federal APA Costa dos Corais. Its main attraction is a set of reef pools reached by jangada, a traditional sailing raft, at low tide. ICMBio rules limit each pool to between 132 and 186 visitors a day. Tours run from 2 hours before to 2 hours after low tide, so the tide sets your schedule.

Why go

São Miguel dos Milagres is one of the calmest stretches of beach in Northeast Brazil. Coconut palms line long, quiet beaches, and a reef offshore keeps the sea flat at low tide. There are no high-rise hotels, and the village keeps a slow, small-town pace.

The draw is the natural pools. At low tide, the reef rises close to the surface and traps warm, clear water full of fish. You sail out on a jangada, slip into the water and float above the coral. It suits couples, families with older children and anyone who wants rest more than nightlife.

What the place is

The APA Costa dos Corais is a federal environmental protection area run by ICMBio, the federal conservation agency. It stretches along twelve coastal municipalities in Pernambuco and Alagoas, including São Miguel dos Milagres, Porto de Pedras, Passo de Camaragibe, Maragogi and Barra de Santo Antônio. It was created on 23 October 1997, and a 2025 expansion brought it to 495,084 ha.

The protected area guards one of Brazil’s largest coastal reef systems and an important habitat for the West Indian manatee. The coast road through São Miguel dos Milagres, Porto de Pedras and Passo de Camaragibe is known as the Rota Ecológica, the Ecological Route.

ICMBio groups the three towns in a moderate-use zone with shared rules for the natural pools and for shoreline (orla) tours. For questions about current rules, the unit’s public-use team answers at up.ngicc@icmbio.gov.br.

Getting there

Fly into Maceió’s Zumbi dos Palmares airport. São Miguel dos Milagres is about 97 km (60 mi) north of Maceió, roughly two hours by car on the AL-101 Norte. Maceió has direct flights from São Paulo and other major Brazilian cities. For fare rules and baggage on LATAM, GOL and Azul, read domestic flights in Brazil.

Most travelers arrange a transfer through their pousada or rent a car at the airport. A car lets you explore the Rota Ecológica and nearby beaches at your own pace. Regional buses and vans run along the coast from Maceió, but they are slow and infrequent.

Check before you go: Ask your pousada to book the airport transfer, and confirm the price and pickup point in writing. If you plan to use public transport, ask at the Maceió bus terminal for the day’s departures to the north coast.

Time zone: Alagoas uses Brasília time (UTC−3), per this site’s time zones guide.

When to go

Two things set your day: the tide and the season.

The tide. Pool tours must run between 2 hours before and 2 hours after low tide, using the Navy’s forecast for the Port of Maceió. Check the tide table the day before and ask your pousada which operator sails at which time. The lowest tides, around full and new moon, give the clearest water and the best pools.

The season. The east coast of the Northeast gets its heaviest rain in winter, from about April to July. Summer is the dry season, usually with under 400 mm (16 in) of rain. September to March is the best window for clear water and sun. December, January and Carnival are the busiest weeks, with higher prices. The details are in best time to visit Brazil.

Where to base

The three towns of the Rota Ecológica are São Miguel dos Milagres, Porto de Pedras and Passo de Camaragibe. Their pools sit a short boat ride from each town’s beach.

Lodging is mostly small pousadas, many set right on the beach. They range from simple guesthouses to upscale boutique stays. São Miguel dos Milagres has the most choice. Porto de Pedras is quieter and close to Patacho beach.

Book directly with a pousada, and ask how far it is from the jangada landing points. Many pousadas book pool tours for their guests and can arrange transfers.

What to do

Reef pools by jangada

This is the main activity. ICMBio sets these daily limits:

The four São Miguel pools take 648 visitors a day on 108 jangadas. All nine pools together take 1,176 visitors on 196 jangadas. Each jangada carries six passengers. ICMBio sets a rotation (rodízio) among operators, so each pool gets a fair share of boats. Ask your operator how many trips you can book in a day.

Rules for visitors on the reef:

• No stepping on or touching the reef.
• No fins, kayaks, stand-up boards, oars or poles.
• No collecting shells, stones or animals, and no feeding fish.
• No touching, feeding or chasing manatees (peixes-bois) or any other animal.
• No loud sound systems, parties or scuba cylinders.
• No eating or drinking in the water. Pre-prepared food and non-alcoholic drinks are allowed on board only.

On other shoreline stops during a tour, there is no limit on boats or visitors. You still cannot stop, swim or dive on the reefs.

Who runs the tours

Guides need an APA Costa dos Corais visitor-guide authorization, and boat operators need a water-transport authorization for the jangada. Providers must carry a plastic-covered copy of the authorization, wear a shirt or badge, show a sticker on the boat and keep a passenger list on board. The authorizations are personal and cannot be sold or rented.

Ask to see the authorization, and book with an operator that carries it. A public dashboard on ICMBio’s APA Costa dos Corais page lists authorized providers and boats. Check it before you pay.

Other things to do

See manatees. In Porto de Pedras, community-run raft trips on the Tatuamunha River visit a manatee conservation area. Rafts are paddled or poled, and you watch from the boat. Never touch or feed the animals.

Walk the beaches. Praia do Toque and the beaches of São Miguel dos Milagres are long and quiet. Patacho, in Porto de Pedras, is often named among the most beautiful beaches in Brazil.

Drive the coast. Follow the AL-101 north to Japaratinga and Maragogi, or south toward Barra de Santo Antônio, for more beaches and pools.

Eat local. Try fresh fish, shrimp, crab and tapioca. Beach restaurants serve grilled fish with rice, beans and farofa.

Costs

Ask for a quote for the jangada trip before you book. Confirm whether the price covers the whole boat or one seat, since the rule is six passengers per jangada. Pousada rates vary widely, from simple rooms to boutique stays, and rise in December, January and Carnival.

Transfers from Maceió cost more if booked privately. Sharing a transfer with other guests lowers the price. Carry cash for tips and small purchases, and see money in Brazil for paying by card or cash in small towns.

Health and safety

Alagoas is not among the places where the yellow fever vaccine is recommended, per Brazil vaccines and health. Use reef-safe sunscreen, wear a rash vest and protect your feet from sharp rocks. For general street and beach safety, see is Brazil safe.

Skip it if

• You want to snorkel freely with fins. Fins are banned, and access is limited to guided tours inside the tide window.
• You want nightlife. The villages are quiet after dinner.
• You rely on public transport. Buses along the coast are slow and infrequent.
• You want to choose your own hours. The pool windows follow the tide, so the schedule moves daily.
• You travel in the rainy months. Visibility in the pools drops after heavy rain.

The rest of the region is in the Northeast Brazil travel guide. For a different kind of island trip, read Fernando de Noronha on a budget.