Kemi is an industrial town in northern Finland, right by the sea. The town was born in 1869 with a lot of wood processing industry. There were sawmills in the town, and later pulp mills. There are still a lot of logs underwater outside the town of Kemi, not least because Stora Enso lost a … Continue reading Kemi archipelago
Air versus water On land we are used to observing the landscape and the animals living there in high definition from even great distances. On a good day we can observe objects several kilometres away and from space the entire planet Earth is observed daily! As soon as we put our head under water that … Continue reading Mapping seafloor habitats
SEAmBOTH final seminar attracted about 70 people at Oulu University and about 20 people following the presentations online. Photo Essi Keskinen, Metsähallitus. The SEAmBOTH final seminar was held at the University of Oulu yesterday, February 20th 2020. Almost 70 people from both Finland and Sweden attended us on the spot, and we had a two … Continue reading Final seminar – done!
Expert work is often lonely - you read reports or scientific papers and write some of your own. Every now and then you get to attend a meeting, sometimes even face-to-face and not only through the Skype. In the field it’s different. We work as a team, and very often as pairs. You have your … Continue reading “Would you be my work-Valentine?” The importance of a friend in the field.
Imagine a dive where the bottom is not sand, mud or rock - it’s wood. And you’re not diving on a shipwreck either. On the north side of a small Kuusiluoto island outside Tornio city is a place like this. The bay opening to north is supposedly covered in sand, but in reality, it’s pieces … Continue reading Kuusiluoto sawmill island
When I think of “a habitat”, the first thing that comes to mind from underwater is the benthic substrate - is it sand, is it rock, is it mud? Because that pretty much determines, what can and cannot grow there, or borrow there, or attach there. With the pelagic habitat, it’s different. There is no … Continue reading Pelagic habitat
Humans have affected their environment for a long time. The ancient people respected the Earth. However, they already had an impact on the environment and its state. Over the past decades (and even longer) increased anthropogenic activities have altered both marine and terrestrial environments worldwide. Nowadays it is difficult to find a place on Earth where … Continue reading Stories from the depths – A Brief Guide to reading sediment archives
Reading the SEAmBOTH “People behind the scene” blogs before attempting my own, I find I’m not alone to struggle with simplifying the interdisciplinary nature of my profession in one title, which tend to poorly reflect the full scope of work we do. In my case, I work as a marine geologist at the Swedish Geological … Continue reading People behind the scenes: Gustav Kågesten, marine geologist, SGU
Extent of sea ice at Hailuoto island Jan 10th 2020. Photo Mika Kastell, ELY-center. Winter 2019-2020 has so far been very unpredictable and unusual. Most of the time in the whole of SEAmBOTH area the weather has been very mild and rainy. Hailuoto island in the middle of January is one of the northernmost snowless … Continue reading Lack of Sea ice 2019-2020
No matter how carefully you look, many of the aquatic flora species can’t be identified by naked eyes only. Some of the specific identification characteristics have to be looked at with a microscope. If you want to identify for example a water moss Oxyrrhyncium speciosum, you have to look at the edges of the leaves … Continue reading How we do it: Species identification