Rare aquatic beetle found for first time in Sweden

The leaf beetle (Macroplea pubipennis) is an aquatic beetle which has only been known to exist in Finland and China - until now! During the SEAmBOTH inventories of shallow coastal areas, it was finally found here on the northern swedish coast as well. In Finland it has been categorized as "vulnerable" and listed as a … Continue reading Rare aquatic beetle found for first time in Sweden

The marine life of Bothnian Bay met the people of Bothnian Bay – Skärgårdsfesten in Piteå 2018

Last Saturday a day to celebrate the archipelago was hosted at the beautiful harbour Västra Kajen in Piteå . We, marine biologists from the County Administrative Board of Norrbotten, were there to bring SEAmBOTH and the marine life to the visitors. Photo by Linnea Bergdahl, County Administrative Board of Norrbotten Photo by Linnea Bergdahl, County … Continue reading The marine life of Bothnian Bay met the people of Bothnian Bay – Skärgårdsfesten in Piteå 2018

Field stories: The sea is not always deep…

Rather quite shallow, especially around the archipelago of Haparanda and Torneå. In shallow waters like this, at a maximum depth of around one meter, the perfoliate pondweed (Potamogeton perfoliatus) and pond water-crowfoot (Ranunculus peltatus) reach up to the surface and create patches, sometimes impenetrable. We usually keep a look out for rocks whilst driving the … Continue reading Field stories: The sea is not always deep…

Field stories: Making new friends

We've been making some new friends during our recent snorkel inventories. Sometimes they have even been giving us a manicure. Curiously they checked whether we were edible, nibbling on our skin. The fish are mainly juveniles of different species. A common one is for example roach (Rutilus rutilus). Photo by Kajsa Johansson, County Administrative Board … Continue reading Field stories: Making new friends

Field stories: Stumbling upon the sheated pondweed

Most of the time our surveys of vegetation in the Bothnian Bay are planned, forseeable and follow a systematic routine. But some things you can only stumble upon, such as finding the sheated pondweed (Stuckenia vaginata). The sheated pondweed grows mainly in deeper areas but reaches its stem up to the surface. It is therefore … Continue reading Field stories: Stumbling upon the sheated pondweed