@article{fdi:010089762, title = {{E}ctomycorrhizal fungi are influenced by ecoregion boundaries across {E}urope}, author = {{D}elhaye, {G}. and van der {L}inde, {S}. and {B}auman, {D}avid and {O}rme, {C}. {D}. {L}. and {S}uz, {L}. {M}. and {B}idartondo, {M}. {I}.}, editor = {}, language = {{ENG}}, abstract = {{A}im: {E}coregions and the distance decay in community similarity are fundamental concepts in biogeography and conservation biology that are well supported across plants and animals, but not fungi. {H}ere we test the relevance of these concepts for ectomycorrhizal ({ECM}) fungi in temperate and boreal regions. {L}ocation: {E}urope. ime {P}eriod: 2008-2015. {M}ajor {T}axa {S}tudied: {E}ctomycorrhizal fungi. {M}ethods: {W}e used a large dataset of similar to 24,000 ectomycorrhizas, assigned to 1350 operational taxonomic units, collected from 129 forest plots via a standardized protocol. {W}e investigated the relevance of ecoregion delimitations for {ECM} fungi through complementary methodological approaches based on distance decay models, multivariate analyses and indicator species analyses. {W}e then evaluated the effects of host tree and climate on the observed biogeographical distributions. {R}esults: {E}coregions predict large-scale {ECM} fungal biodiversity patterns. {T}his is partly explained by climate differences between ecoregions but independent from host tree distribution. {B}asidiomycetes in the orders {R}ussulales and {A}theliales and producing epigeous fruiting bodies, with potentially short-distance dispersal, show the best agreement with ecoregion boundaries. {H}ost tree distribution and fungal abundance (as opposed to presence/absence only) are important to uncover biogeographical patterns in mycorrhizas. {M}ain {C}onclusions: {E}coregions are useful units to investigate eco-evolutionary processes in mycorrhizal fungal communities and for conservation decision-making that includes fungi.}, keywords = {beta diversity ; ecoregions ; ectomycorrhiza ; forest ; fungi ; microbiome ; soil ; species distribution ; species turnover ; {EUROPE}}, booktitle = {}, journal = {{G}lobal {E}cology and {B}iogeography}, volume = {[{E}arly access]}, numero = {}, pages = {e13837 [13 p.]}, ISSN = {1466-822{X}}, year = {2024}, DOI = {10.1111/geb.13837}, URL = {https://www.documentation.ird.fr/hor/fdi:010089762}, }