💧 Lakes and Rivers — Northern Sardinia

Lake Coghinas and the River Temo:
Fresh Water on Your Doorstep in Northern Sardinia

“Thirty minutes from Porto Torres lies a lake as vast as a fjord, where flamingos are reflected in the still water. Most tourists don’t know about it. It’s always been that way.”

💧 Lake Coghinas: The North’s Freshwater Sea

Lake Coghinas is Sardinia’s third-largest artificial lake by area — a body of water covering 30 km² nestled amongst the granite hills of the Sassari and Goceano regions. It is no mere pond: it is as vast as a small inland sea, with deserted shores, coves of white gravel and depths inhabited by pike, carp and enormous eels.

It is located about 35 km from Porto Torres and 40 km from Sassari — easily accessible from the SS131 motorway. Despite its proximity to the towns in the north, it remains a place virtually unknown to organised tourism.

Coghinas in summer is a real gem. The water is warm, the beaches are uncrowded, and there are pebbly coves where you can lay out a towel and spend hours without seeing a soul. We go there with the children when we want some peace and quiet.

🌊 The River Temo: Sardinia’s Only Navigable River

The Temo is Sardinia’s only navigable river — a geographical distinction that few are aware of. It rises from Lake Temo (another stunning artificial reservoir) and flows down to Bosa, where it empties into the Tyrrhenian Sea, passing through the historic heart of the city. The stretch from Bosa inland is navigable by canoe and kayak for several kilometres.

Bosa on the Temo is one of Sardinia’s most beautiful towns — with its colourful houses, the medieval Malaspina Castle and the historic hamlet of Sa Costa. The river that runs through it is an integral part of the town’s identity: fishermen’s boats moored at the jetties, the washerwomen of yesteryear, and today’s kayakers.

🚣 Kayaking on the Temo

The stretch of river from Bosa inland is one of the most beautiful kayaking routes in Sardinia — reed-lined banks, herons, and silence. Kayaks available for hire at Bosa marina. Low difficulty, suitable for everyone.

🎣 Fishing for Coghinas

One of Sardinia’s best fishing lakes — European pike (island record), carp, perch and eel. A regional licence is required. Several access points along the SS127bis. Bream fishing and spin fishing.

🦩 Birdwatching

The wetlands around the Coghinas are home to pink flamingos, white herons, marsh harriers and numerous species of ducks. October to March is the best time to see migratory birds. Binoculars are essential.

🏊 Free swimming

There are several public access points along the banks of the Coghinas, each with small pebble beaches. The water is warm in summer (25–27°C). There are no facilities here — bring everything you need.

📅 When to go

Period Coghinas Temo / Bosa Advice
April – May Top birdwatching spots The ideal kayak Cool, lush greenery, no crowds
June – July Swimming and fishing Kayak + Bosa Warm waters, long days
August Intense heat Crowd at Bosa Early in the morning or late in the afternoon
September – October Excellent fishing Kayaking + autumn colours ⭐ The absolute best moment
Winter Flamingos Bosa: deserted and beautiful For photographers and birdwatchers

❓ FAQs

Is Lake Coghinas suitable for children?
Yes, Lake Coghinas is ideal for families with children: inland waters with no sea currents, summer temperatures of 25–27°C, and several access points with shallow, gently sloping waters. There are no facilities, so you’ll need to bring everything with you — a parasol, food and water. The pebbly shores are comfortable. Take extra care with young children in areas where the seabed drops off steeply.

Where can I hire a kayak for the Temo at Bosa?
In Marina Bosa, there are several operators offering kayak and canoe hire for the stretch of the Temo River. The availability varies by season — the best option is to check directly on site or look for local operators during the spring and summer months. The most beautiful stretch runs northwards from Bosa, following the river for 3–5 km between banks of lush vegetation.

How far is Lake Coghinas from Porto Torres?
Lake Coghinas is about 35 km from Porto Torres, a journey that takes 30–35 minutes via the SS131 and SS127bis. From Sassari, the journey takes about 40 minutes. From Alghero, it takes about 50 minutes. It is one of the closest and most accessible freshwater destinations for those staying in northern Sardinia.

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