In Sanddalen and Helldalsåsen the building of houses has increased dramatically. Where there eariery was grazing land, hundreds of families now live. Not far away, lies Rambjøra as an oasis in the built up area.
Lake Purkebolsvatnet is perhaps western Norway's largest sleeping city - for birds. They come in the thousands, usually in later summer and autumn. The barn swallows alone number 10 000 - 12 000 at their most numerous.
Between Lake Kvalheimsvatnet and Lake Mykingsvatnet, north of Grindheim, we find one of the biggest continuous lowland bogs in Hordaland. It is 500-600 metres across and a whole 2 kilometres long. Locally, the bog is called "Havet" .
Lake Bjellandsvatnet is one of the richest wetland areas in Sveio. But, everything has its limit, and the supply of nutrients can be too much. This is what was about to happen in Lake Bjellandsvatnet.