Roudnička a Datlík

Roudnička a Datlík is a nature reserve on the southern edge of Hradec Králové, covering two fishponds — Roudnička and Datlík — together with the surrounding fen meadows, reed beds, and patches of riparian forest. The site lies just north of the Roudnička district and forms a green wedge cutting into the city's densely populated and agricultural surroundings.

Where do the ponds come from?

The story of both water bodies goes back to the 15th century. The Roudnička pond, like the neighbouring Datlík, was established in 1469 on land that had once belonged to the Opatovice monastery and was donated to the town by King George of Poděbrady. From that point on, the ponds served an economic purpose, but over the centuries the surrounding wetlands and meadows developed into largely natural plant and aquatic communities of considerable value.

Why is the site protected?

The area was declared a natural monument — under the name Rybníky Roudnička a Datlík — in 1988. Protection covers the ponds themselves as well as the surrounding fen meadows, which form a rich botanical site. The well-preserved aquatic and marsh communities here support a number of protected and endangered plant and animal species, including the narrow-mouthed whorl snail, a small land mollusc that indicates well-preserved fen habitats. The area partly overlaps with the Natura 2000 site known as Slatinná louka u Roudničky, underscoring its ecological importance at a European level.

What does it mean for the surrounding area?

In a landscape dominated by farmland and dense urban development, Roudnička a Datlík functions as an important ecological stepping stone — a refuge for wetland and water-dependent species that have lost their habitats elsewhere in the region. At the same time, it is a popular recreational spot for residents of Hradec Králové's southern suburbs, who come here for walks and nature watching.

How can visitors explore the reserve?

A nature trail dedicated to the Roudnička a Datlík natural monument runs through the area, letting visitors learn about its ecological value without disturbing the most sensitive parts of the meadows and reed beds. The route makes for a relaxed, multi-hour walk combining water, meadow, and woodland scenery right on the city's doorstep.

Frequently asked questions

Where exactly is Roudnička a Datlík located? South of the centre of Hradec Králové, near the Roudnička district, at coordinates close to 50.17°N, 15.84°E.

When were the Roudnička and Datlík ponds built? Both were established in 1469, on land donated to the town by King George of Poděbrady.

Since when has the area been protected? It was declared a natural monument in 1988.

What can visitors see here? Preserved fen meadows and reed beds with protected plant and animal species, including the narrow-mouthed whorl snail, alongside the scenery of two historic fishponds.

Does the site have international significance? Yes, part of it overlaps with the Natura 2000 site Slatinná louka u Roudničky.