@article{fdi:010085990, title = {{N}est-site selection and its influence on breeding success in a poorly-known and declining seabird : the {T}ahiti petrel {P}seudobulweria rostrata}, author = {{P}agenaud, {A}. and {R}avache, {A}. and {B}ourgeois, {K}. and {M}athivet, {M}. and {B}ourguet, {E}. and {V}idal, {E}ric and {T}hibault, {M}artin}, editor = {}, language = {{ENG}}, abstract = {{T}he {T}ahiti petrel ({P}seudobulweria rostrata) is a rare and declining seabird whose breeding biology and nest-site selection are poorly known. {N}est-site selection is critical to seabird population fitness, and understanding the factors driving it is essential for designing effective conservation measures. {H}ere, we measured several variables (topographical, physical and environmental) to characterize {T}ahiti petrel nesting habitats and burrows (i.e., width, height, depth and type: rocky cavity, dug into the soil or under a root) on {N}emou {I}sland in {N}ew {C}aledonia. {T}he data were clustered using the {HCPC} ({H}ierarchical {C}lustering on {P}rincipal {C}omponent) method to identify principal habitat groups. {T}his method was combined with logistic regressions to examine the influence of the variables on nest-site selection and breeding success. {O}ur results showed that nest-site selection is linked to habitat groups (a combination of substrate and vegetation data), slope, orientation and soil depth, while breeding success is only influenced by nest characteristics (i.e., burrow type and width). {T}ahiti petrels prefer to nest on steep slopes in mature forests with rocky substrate and deep soil. {B}urrows were scatterred in small sub-colonies or isolated pairs, suggesting that nest-site selection depends on habitat quality rather than conspecific density. {T}he study also revealed that breeding success is lower in rocky cavities and increases in burrows with wide entrances. {O}ur nest-site selection survey is the first for the genus {P}seudobulweria, and provides critical information for designing effective conservation programs in {N}ew {C}aledonia and the {P}acific.}, keywords = {{NOUVELLE} {CALEDONIE} ; {NEMOU} {ILE}}, booktitle = {}, journal = {{PL}o{S} {O}ne}, volume = {17}, numero = {4}, pages = {e0267408 [17 ]}, ISSN = {1932-6203}, year = {2022}, DOI = {10.1371/journal.pone.0267408}, URL = {https://www.documentation.ird.fr/hor/fdi:010085990}, }