@article{fdi:010079073, title = {{R}ole of habitat definition on {A}ichi {T}arget 11 : examples from {N}ew {C}aledonian coral reefs}, author = {{G}airin, {E}. and {A}ndr{\'e}fou{\¨e}t, {S}erge}, editor = {}, language = {{ENG}}, abstract = {{T}he {A}ichi 2020 {B}iodiversity {T}argets are the backbone of many conservation projects. {A}s the 2020 deadline is approaching, countries assess their progress. {T}arget 11 ({ABT}11) calls for the protection of at least 10% of coastal and marine areas, while encouraging to focus on areas with particularly important habitats, notably for coral reefs. {T}his target indirectly poses the question of the definition of habitats and their level of representation in {M}arine {P}rotected {A}reas ({MPA}s). {W}e hypothesized that success or failure in achieving the targets could depend on how habitats are defined and considered. {T}o address this issue, the current level of protection with respect to {ABT}11 is quantified for a hierarchical inventory of coral reef habitats in {N}ew {C}aledonia, a country with complex governance and diverse coral reefs. {A}t the country scale, {ABT}11 is met with respect to broadly-defined coral reefs due to the presence of large {MPA}s. {H}owever, reserves are too spatially limited to comply with {ABT}11 at the provincial scale. {T}he results appear dependent upon the hierarchical level of precision used to define habitats. {W}hile reefs as a whole meet {T}arget 11, specific habitats, defined at a more detailed description levels, have varying levels of protection; and some do not meet {ABT}11. {T}he results highlight that assessments of the achievement of the 11th {A}ichi target strongly depend upon spatial scales and habitat classification, at least for coral reefs. {T}he findings suggest that {A}ichi compliance assessments worldwide need to take into account variability and biases linked to habitat description.}, keywords = {{C}onvention on biological diversity ; {M}illennium coral reef mapping ; {G}eomorphology ; {H}abitat ; {C}onservation ; {NOUVELLE} {CALEDONIE}}, booktitle = {}, journal = {{M}arine {P}olicy}, volume = {116}, numero = {}, pages = {art. 103951 [9p.]}, ISSN = {0308-597{X}}, year = {2020}, DOI = {10.1016/j.marpol.2020.103951}, URL = {https://www.documentation.ird.fr/hor/fdi:010079073}, }