A large area comprising the shallow bays of Vesijärvi lake and the eutrophic Kutajärvi lake which lie on the southern edge of the Päijänne lake water system. The vegetation is extensive reedbed surrounded by narrow stretches of meadow, and large areas of floating plants.
An important breeding and congregating area for waterbirds in continental Finland, with breeding species including Podiceps cristatus (517 pairs), P. grisegena (33 pairs), Aythya ferina (73 pairs) and Larus ridibundus (650 pairs).
Pressure/threats to key biodiversity
Large parts of the area have remained undeveloped but there are plans for further housingdevelopmentsalong the shoreline. Overgrowth of the wetland is a threat. The majority of the area is listed under the National Bird Sanctuary Protection Programme, with just the Niemelänlahti area being totally unprotected. Part of the area is a candidate SAC.
National None International Partial770 ha of IBA covered by Special Protection Area (Kutajärven alue).
BirdLife International (2023) Important Bird Areas factsheet: Hollola wetlands. Downloaded from
http://www.birdlife.org on 01/04/2023.