@article{fdi:39879, title = {{R}eproductive biology of the holothurians from major communities of the {N}ew {C}aledonian lagoon}, author = {{C}onand, {C}hantal}, editor = {}, language = {{ENG}}, abstract = {{T}he reproductive biology of nine species of aspidochirote holothurians from the majour communities of the {N}ew {C}aledonian lagoon has been analysed. {T}he data were obtained from monthly sampling from 1978 to 1982 of their populations on reef slopes and passes for #{H}olothuria nobilis$, #{H}. fuscogilva$, #{H}. fuscopuctata$ and #{T}helenota ananas# in the inner lagoon for #{S}tichopus variegatus$, #{H}. scabra$ and #{H}. scabra versicolor$ and on reef flats for #{A}ctynoptyga mauritiana$, #{A}. echinites$ and #{H}. atra$. {T}he morphology and anatomy of the gonads and their annual cycle are described. {T}he reproductive cycles, composed of the five phases of gonad growth, maturing, spawning, post spawning and resting, were determined from the changes in the sexual stages, the gonad indices and the percentage of indeterminate sex. {T}hree main reproductive patterns are recognized, annual cycles with spawning occuring during the warm season or during the cool season and a semiannual cycle. ({D}'apr{\`e}s r{\'e}sum{\'e} d'auteur)}, keywords = {{LAGON} ; {HOLOTHURIE} ; {REPRODUCTION} ; {SEX} {RATIO} ; {MATURITE} {SEXUELLE} ; {ETHOLOGIE} ; {CYCLE} {DE} {DEVELOPPEMENT} ; {NOUVELLE} {CALEDONIE}}, booktitle = {}, journal = {{M}arine {B}iology}, volume = {116}, numero = {}, pages = {439--450}, ISSN = {0025-3162}, year = {1993}, DOI = {10.1007/{BF}00350061}, URL = {https://www.documentation.ird.fr/hor/fdi:39879}, }