... ; Bátori et al., 2022 ). Various landforms associated with diverse environmental conditions with apparent microclimatic gradients and habitat heterogeneity may be considered natural “habitat islands,” indispensable habitats for various endemic and relict species ( Raschmanová et al., 2008 ; Vilisics et al...

..., little is known about the importance of phytoplankton dispersal by the North Atlantic Current and the prevalence and maintenance of Arctic endemism. We investigated the diversity and biogeography of diatoms from five Svalbard fjords and the Hausgarten observatory (Fram Strait) by combining diatom...