https://www.alojapan.com/1252655/marimo-population-in-hokkaidos-lake-akan-dramatically-declined-in-past-120-years-10-100-times-more-abundant-before/ Marimo Population in Hokkaido’s Lake Akan Dramatically Declined in Past 120 Years; 10-100 Times More Abundant Before #Hokkaido #HokkaidoNews #news #北海道 Courtesy of Isamu WakanaLarge marimo moss balls found in Churui Bay in Lake Akan in 1995 The Yomiuri Shimbun 6:00 JST, April 21, 2025 SAPPORO — There were 10-100 times more marimo moss balls in Hokkaido’s Lake Akan 120 years ago, a research team has found. The team, consisting of r…