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Bacina Lakes

Seven karst lakes near Ploce, joined to the sea by a tunnel of the Austro-Hungarian period.

Updated 21 October 2026

Typelake
WhereDubrovnik-Neretva County
Nearest cityPloce about 3 km; Metkovic about 20 km
Best seasonMay to September
Time to allowHalf a day
Getting thereOff the coast road just north of Ploce; roads and paths around the shores
EntryFree

The Bacina lakes are seven connected karst lakes behind the coast north of Ploce, fed from below by springs and sitting only a little above sea level. Around the turn of the twentieth century the Austro-Hungarian authorities cut a tunnel through to the sea to control flooding, which lowered the lakes and changed their ecology, though they remain fresh water. They are warm in summer and swum in, with eels, mullet and carp in them and a good deal of birdlife on the reedy edges. Paths and a cycling route run around the shores and boats can be hired.

Highlights

  • Seven connected karst lakes - fed by springs from below.
  • A tunnel to the sea - cut for drainage in the Austro-Hungarian period, still there.
  • A lowered water level - the consequence of that tunnel.
  • Warm swimming and birdlife - the way the lakes are used now.

When to go

May to September for swimming; spring and autumn for birds. Half a day.

Before you go

The lakes sit beside a busy road and a port town, which is visible from parts of the shore. Access points are informal. Mosquitoes are heavy in the evening. Facilities are limited to a few seasonal places.

Nearby

The Neretva delta is south-east; Gradac and the Makarska riviera are up the coast.

Key facts

Local nameBaćinska jezera (Croatian)
Area1.4 km² (0.5 sq mi)
Location43.0772° N, 17.4186° E · map

Source: Wikidata, item Q812712, read on 18 October 2026.

What to pack for Bacina Lakes

Chosen from what this place is for. Tap a kit for the full checklist.

  • Reef-safe sunscreen - High SPF that will not bleach the coral you are swimming over. Find on Amazon
  • Padded shorts - The one thing that makes a full day in the saddle bearable. Find on Amazon
  • Binoculars - The single best wildlife tool - even a compact pair transforms a sighting. Find on Amazon
  • Quick-dry towel - A microfibre towel packs small and dries in minutes. Find on Amazon

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Plan your trip

Where to start if Bacina Lakes is going on the list.

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Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.

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