Kélig Mahé, Julien Taconet, Blandine Brisset, Claire Gentil, Yoann Aumond, Hugues Evano, Louis Wambergue, Romain Elleboode, Tévamie Rungassamie, David Roos
언어
영어(ENG)
URL
https://www.earticle.net/Article/A445334
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영어
Background: The biological information of fish, which include reproduction, is the prerequisite and the basis for the assessment of fisheries. Methods: The aim of this work was to know the reproductive biology with the first sexual maturity (TL50) and the spawning period for 58 mainly fish species in the waters around La Réunion Island (Western Indian Ocean). Twenty families belonging to the Actinopterygii were represented (acanthuridae, berycidae, bramidae, carangidae, cirrhitidae, gempylidae, holocentridae, kyphosidae, labridae, lethrinidae, lutjanidae, malacanthidae, monacanthidae, mullidae, polymixiidae, pomacentridae, scaridae, scorpaenidae, serranidae, sparidae; 56 species; n = 9,751) and two families belonging to the Elasmobranchii (squalidae, centrophoridae; 2 species; n = 781) were sampled. Between 2014 and 2022, 10,532 individuals were sampled covering the maximum months number to follow the reproduction periods of these species. Results: TL50 for the males and the females, respectively, ranged from 103.9 cm (Acanthurus triostegus ) to 1,119.3 cm (Thyrsitoides marleyi ) and from 111.7 cm (A. triostegus ) to 613.1 cm (Centrophorus moluccensis ). The reproduction period could be very different between the species from the very tight peak to a large peak covered all months. Conclusions: Most species breed between October and March but it was not the trend for all species around La Réunion Island.
목차
ABSTRACT INTRODUCTION MATERIALS AND METHODS Sampling First sexual maturity Reproduction period Statistical analysis Ethical statement RESULTS DISCUSSION CONCLUSION SUPPLEMENTARY MATERIALS REFERENCES
키워드
gonad observationreproduction periodreproductive maturity stagessize at the first sexual maturity
저자
Kélig Mahé [ Unité HMMN, IFREMER, Laboratory of Fisheries, Boulogne-sur-Mer 62321, France ]
Corresponding Author
Julien Taconet [ Unité HMMN, IFREMER, Laboratory of Fisheries, Boulogne-sur-Mer 62321, France, Délégation Océan Indien, IFREMER Institute, La Réunion 97822, France ]
Blandine Brisset [ Délégation Océan Indien, IFREMER Institute, La Réunion 97822, France ]
Claire Gentil [ Délégation Océan Indien, IFREMER Institute, La Réunion 97822, France ]
Yoann Aumond [ Délégation Océan Indien, IFREMER Institute, La Réunion 97822, France ]
Hugues Evano [ Délégation Océan Indien, IFREMER Institute, La Réunion 97822, France ]
Louis Wambergue [ Délégation Océan Indien, IFREMER Institute, La Réunion 97822, France ]
Romain Elleboode [ Unité HMMN, IFREMER, Laboratory of Fisheries, Boulogne-sur-Mer 62321, France ]
Tévamie Rungassamie [ Réserve Naturelle Marine de La Réunion, La Réunion 97822, France ]
David Roos [ Délégation Océan Indien, IFREMER Institute, La Réunion 97822, France ]