@article{fdi:010084503, title = {{T}he contribution of macroalgae-associated fishes to small-scale tropical reef fisheries}, author = {{W}ilson, {S}. {K}. and {F}ulton, {C}. {J}. and {G}raham, {N}. {A}. {J}. and {A}besamis, {R}. {A}. and {B}erkstrom, {C}. and {C}oker, {D}. {J}. and {D}epczynski, {M}. and {E}vans, {R}. {D}. and {F}isher, {R}. and {G}oetze, {J}. and {H}oey, {A}. and {H}olmes, {T}. {H}. and {K}ulbicki, {M}ichel and {N}oble, {M}. and {R}obinson, {J}. {P}. {W}. and {B}radley, {M}. and {A}kerlund, {C}. and {B}arrett, {L}. {T}. and {B}ucol, {A}. {A}. and {B}irt, {M}. {J}. and {C}hacin, {D}. {H}. and {C}hong-{S}eng, {K}. {M}. and {E}ggertsen, {L}. and {E}ggertsen, {M}. and {E}llis, {D}. and {L}eung, {P}. {T}. {Y}. and {L}am, {P}. {K}. {S}. and van {L}ier, {J}. and {M}atis, {P}. {A}. and {P}erez-{M}atus, {A}. and {P}iggott, {C}. {V}. {H}. and {R}adford, {B}. and {T}ano, {S}. and {T}inkler, {P}.}, editor = {}, language = {{ENG}}, abstract = {{M}acroalgae-dominated reefs are a prominent habitat in tropical seascapes that support a diversity of fishes, including fishery target species. {T}o what extent, then, do macroalgal habitats contribute to small-scale tropical reef fisheries? {T}o address this question we: (1) {Q}uantified the macroalgae-associated fish component in catches from 133 small-scale fisheries, (2) {C}ompared life-history traits relevant to fishing (e.g. growth, longevity) in macroalgal and coral-associated fishes, (3) {E}xamined how macroalgae-associated species can influence catch diversity, trophic level and vulnerability and (4) {E}xplored how tropical fisheries change with the expansion of macroalgal habitats using a case study of fishery-independent data for {S}eychelles. {F}ish that utilised macroalgal habitats comprise 24% of the catch, but very few fished species relied entirely on macroalgal or coral habitats post-settlement. {M}acroalgal and coral-associated fishes had similar life-history traits, although vulnerability to fishing declined with increasing contribution of macroalgae association to the catch, whilst mean trophic level and diversity peaked when macroalgal-associated fish accounted for 20%-30% of catches. {T}he {S}eychelles case study revealed similar total fish biomass on macroalgal and coral reefs, although the biomass of primary target species increased as macroalgae cover expanded. {O}ur findings reinforce that multiple habitat types are needed to support tropical fishery stability and sustainability. {W}hilst coral habitats have been the focus of tropical fisheries management, we show the potential for macroalgae-associated fish to support catch size and diversity in ways that reduce vulnerability to overfishing. {T}his is pertinent to seascapes where repeated disturbances are facilitating the replacement of coral reef with macroalgal habitats.}, keywords = {catch composition ; coral reefs ; ecosystem-based management ; {R}egime shifts ; {S}argassum ; seaweed habitats ; {SEYCHELLES} ; {ZONE} {TROPICALE}}, booktitle = {}, journal = {{F}ish and {F}isheries}, volume = {[{E}arly access]}, numero = {}, pages = {[15 p.]}, ISSN = {1467-2960}, year = {2022}, DOI = {10.1111/faf.12653}, URL = {https://www.documentation.ird.fr/hor/fdi:010084503}, }