Visitors are instantly charmed by wet meadows rich with endangered and protected plants. Wild gladioli and orchids (early marsh orchid, broad-leaved marsh orchid, marsh orchid and marsh helleborine) thrive here in such numbers that one may doubt they are endangered.

Among the most obvious species with colourful flowers found in the area of Lake Cerknica, there are also tens of grass-like endangered species. They may not be eye-catching, but many of them form typical communities and are, therefore, of great importance for the intermittent lake's ecosystem.

Typical inhabitants of Lake Cerknica, and a truly special group of the flora world, are surely the amphibian plants. They have adapted to the draining of the lake to an extent where they can thrive in water as well as on land. The most common, and at the same time most visible, among them are greater water parsnip, water smartweed, great yellowcress, fen ragwort, mare's tail, flowering rush and great spearwort. They are all endangered in Slovenia.

The rich flora, dependent on the moist and marshy soil, is not only feast for the eye; it also enables life to diverse fauna and, let's not forget, to the local people.

Number of plant species included on the Red List of threatened species in Slovenia:56
Number of orchid species on the Cerknica plain:8
Number of carnivorous plant species at Lake Cerknica:3
Number of plant species that do not grow anywhere else in Slovenia:2

Characteristics of Lake Cerknica

Draining of the lake
Požiralnik na Cerkniškem jezeru, fotografiran od blizu, v njem je še nekaj vode.

Draining of the lake

The combination of time, water, and rocks has created the phenomenon of draining, which keeps the life on this marvellous karst plain in motion. Lake Cerknica is intermittent because it fills up after long precipitation periods and drains out during the dry season.

The combination of time, water, and rocks has created the phenomenon of draining, which keeps the life on this marvellous karst plain in motion. Lake Cerknica is intermittent because it fills up after long precipitation periods and drains out during the dry season.

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Birds
Vodomec sedi na veji trstičevja in opazuje.

Birds

The intermittent Lake Cerknica is a true magnet for birds. So far, more than half of all European bird species have been observed in this area. The ever-changing landscape creates unique opportunities to observe these animals in their everyday activities throughout the year.

The intermittent Lake Cerknica is a true magnet for birds. So far, more than half of all European bird species have been observed in this area. The ever-changing landscape creates unique opportunities to observe these animals in their everyday activities throughout the year.

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Fish
Northern pike - Esox Lucius under the water of a lake, some green underwater plants (algae) also visible around it.

Fish

Fish have attracted people to the shore, ponors and sinkholes of Lake Cerknica since prehistoric time, but beasts and flocks of birds feasted by the drained lake long before the first humans.

Fish have attracted people to the shore, ponors and sinkholes of Lake Cerknica since prehistoric time, but beasts and flocks of birds feasted by the drained lake long before the first humans.

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Other animals
Kuščar zelenec (Lacerta viridis).

Other animals

Lake Cerknica hosts the tiniest snail and the strongest bear. And everything in between. The life here, with its diversity, has long attracted naturalists and nature lovers, and each time offers something new, something yet unseen.

Lake Cerknica hosts the tiniest snail and the strongest bear. And everything in between. The life here, with its diversity, has long attracted naturalists and nature lovers, and each time offers something new, something yet unseen.

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Discover Notranjski Park

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Križna Cave
Jamar v rumenem napihljivem čolnu na podzemnem jezeru v Križni jami.

Križna Cave

Križna Cave is one of the most beautiful tourist water caves in Slovenia.

Križna Cave is one of the most beautiful tourist water caves in Slovenia. 22 emerald lakes are connected by an underground crystal-clear stream, within side passages ancient bones of cave bears can be seen, and by the number of specialised cave dwellers, the Križna Cave ranks among the richest caves in the world.

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Slivnica
Autumn panoramic view of Mount Slivnica, with swampy Lake Cerknica in the foreground.

Slivnica

The beautiful vista of Lake Cerknica and valleys of the Notranjska region made witches and their mistress Uršula choose Mount Slivnica as their home.

The beautiful vista of Lake Cerknica and valleys of the Notranjska region made witches and their mistress Uršula choose Mount Slivnica as their home.

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Visitor Center Lake Cerknica
Dva otroka stojita ob leseni mizi, na kateri so razporejeni majhni okrogli predmeti. V ozadju so navpične lesene letve in dekorativni elementi.

Visitor Center Lake Cerknica

Listen to the story about a very special lake and discover the mysterious world of the mystical Lake Cerknica.

Listen to the story about a truly special lake and discover the mysterious world of the mystical Lake Cerknica.

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Plant World
Robati luk (Allium angulosum) na modrem ozadju.

Plant World

Slopes, plains, forests and vineyards of the Notranjska Regional Park provide a home to many species. Here, among the multitude of widely distributed, yet no less beautiful flowers, thrive 'carnivores', rare, endangered, protected and endemic species.

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