@article{fdi:010090741, title = {{T}he unexpected influence of legacy conspecific density dependence}, author = {{M}agee, {L}. {J}. and {L}a{M}anna, {J}. {A}. and {W}olf, {A}. {T}. and {H}owe, {R}. {W}. and {L}u, {Y}. {M}. and {V}alle, {D}. and {S}mith, {D}. {J}. {B}. and {B}agchi, {R}. and {B}auman, {D}avid and {J}ohnson, {D}. {J}.}, editor = {}, language = {{ENG}}, abstract = {{W}hen plants die, neighbours escape competition. {L}iving conspecifics could disproportionately benefit because they are freed from negative intraspecific processes; however, if the negative effects of past conspecific neighbours persist, other species might be advantaged, and diversity might be maintained through legacy effects. {W}e examined legacy effects in a mapped forest by modelling the survival of 37,212 trees of 23 species using four neighbourhood properties: living conspecific, living heterospecific, legacy conspecific (dead conspecifics) and legacy heterospecific densities. {L}egacy conspecific effects proved nearly four times stronger than living conspecific effects; changes in annual survival associated with legacy conspecific density were 1.5% greater than living conspecific effects. {O}ver 90% of species were negatively impacted by legacy conspecific density, compared to 47% by living conspecific density. {O}ur results emphasize that legacies of trees alter community dynamics, revealing that prior research may have underestimated the strength of density dependent interactions by not considering legacy effects. {T}he presence of dead conspecific neighbours significantly decreased tree survival. {N}egative legacy conspecific effects proved nearly four times stronger than living conspecific density effects. {T}he legacies of past trees alter community dynamics, and past work may have underestimated the strength of density dependence by not considering legacy effects.image}, keywords = {ecological memory ; forest dynamics plot ; long-term dynamics ; neighbourhood effects ; species coexistence}, booktitle = {}, journal = {{E}cology {L}etters}, volume = {27}, numero = {6}, pages = {e14449 [11 p.]}, ISSN = {1461-023{X}}, year = {2024}, DOI = {10.1111/ele.14449}, URL = {https://www.documentation.ird.fr/hor/fdi:010090741}, }