Cave diving exploration of Swedens longest underwater cave system in the freezing mountains of Jämtland
In March 2022 the exploration of Swedens longest underwater cave continues. We now have 2432 meters of the Dolinsjö cave mapped.
Four kilometers from the nearest road the Bjurälven basecamp is set up at the lower cave entrance called "Dolinsjön".
450 meters inside the mountain the divers need to pass one of the first dry parts, walking 100 meters to reach next water filled tunnel
Thanks to our radio expert we have developed a beacon system to pinpoint our location inside the cave, we can then get a surface position with high precision GPS
Suddenly today catches up with us and it was time for our every year meeting with the locals to present the exploration and new information from this years expedition. It was popular event and we got a lot of questions
The coldest morning so far with below 24 when we woke up, last night a couple of us stayed up practicing rope climbing for the visit to the dry cave on Friday. Tired and with sore muscles we took of
Great success in todays diving. We have several teams pushing the cave in different directions and that makes the exploring even faster. At our daily meeting today we estimate todays findings to about 250-300 meters, as soon as we get
Not the best weather today but great diving. The push team managed to get to end of line and add another reel of fresh line, extending and mapping the cave almost 100 meters. Tanks are left in the dry section
20 cm snow hade fallen during the night and was still falling when we went to the mountain. Over the bridge where we use to pass the snow made it hard for the heavy scooters loaded with gear to pass
Finally after one year of planning it was time to kick off expedition 2015! We woke up to a beautiful morning with sun and -21 degrees. After breakfast we packed the cars and left for the mountain. After reloading all
(In english below)Under vecka 13, 2014 har Sveriges Speleologförbunds Expedition Bjurälven genomfört dess årliga utforskning av en av Sveriges längsta grottor som är näst intill helt vattenfylld och där igenom Sveriges längsta vattenfyllda grottsystem. Bjurälven är belägen i den Jämtländska
(In Swedish only) Av: Bo Lenander Elektromagnetisk spårning av dykare i Expedition Bjurälven användes första gången 2011 och senare också 2013. Då försågs dykare med små sändare som sänder ut ett vertikalt magnetfält med frekvensen ca 32 kHz. Med hjälp av en
En artikel om årets framgångar publicerades just i Västerbottens-kuriren och Östersunds Tidningar. Ta gärna en titt. An article about this years findings was just published in two newspapers (Swedish), have a look!
Under Tisdagen efter avslutad expedition nåddes vi av ett tragiskt besked. Lewi Fredriksson, en av eldsjälarna uppe i Stora Blåsjön, som under alla år hjälpt och stöttat expeditionen avled plötsligt under måndagsnatten. Lewi som under veckan hjälpt oss med allt