Spawning and larval development of two tropical cowries (Gastropoda: Cypraeidae), Cypraea tigris and Mauritia arabica under laboratory conditions

The spawning and larval culture of cowrie (family Cypraeidae) are both difficult and little known, in part due to the long planktonic period of most species. In this study, we describe the captive spawning behaviour and larval development of two tropical cowrie species, Cypraea tigris and Mauritia a...

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Main Authors: Teresa Stephanie Tay, Hsien Rong Samuel Lee, Mei Lin Neo
Format: Article
Language:English
Published: The Royal Society 2023-04-01
Series:Royal Society Open Science
Subjects:
Online Access:https://royalsocietypublishing.org/doi/10.1098/rsos.221332
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author Teresa Stephanie Tay
Hsien Rong Samuel Lee
Mei Lin Neo
author_facet Teresa Stephanie Tay
Hsien Rong Samuel Lee
Mei Lin Neo
author_sort Teresa Stephanie Tay
collection DOAJ
description The spawning and larval culture of cowrie (family Cypraeidae) are both difficult and little known, in part due to the long planktonic period of most species. In this study, we describe the captive spawning behaviour and larval development of two tropical cowrie species, Cypraea tigris and Mauritia arabica. Both species brooded over their egg masses before hatching occurred and larvae were collected for culture under laboratory conditions. The brooding period for C. tigris was between 7 and 17 days, and freshly hatched veligers were approximately 200–240 µm in size. Cypraea tigris larvae were reared for up to 37 days in culture but did not achieve successful settlement. The brooding period for M. arabica was between 7 and 10 days, and hatched veligers were approximately 160–205 µm in size. The first settled juvenile M. arabica was observed at 70 days post-hatch. Our findings from this study represent the first comprehensive documentation of successful metamorphosis of Cypraeidae larvae, particularly M. arabica, into early-stage juvenile.
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spelling doaj.art-3d7e6c6fcae54be4ab8fa35cca2de9c12023-04-12T07:05:20ZengThe Royal SocietyRoyal Society Open Science2054-57032023-04-0110410.1098/rsos.221332Spawning and larval development of two tropical cowries (Gastropoda: Cypraeidae), Cypraea tigris and Mauritia arabica under laboratory conditionsTeresa Stephanie Tay0Hsien Rong Samuel Lee1Mei Lin Neo2Tropical Marine Science Institute, National University of Singapore, 119277, SingaporeTropical Marine Science Institute, National University of Singapore, 119277, SingaporeTropical Marine Science Institute, National University of Singapore, 119277, SingaporeThe spawning and larval culture of cowrie (family Cypraeidae) are both difficult and little known, in part due to the long planktonic period of most species. In this study, we describe the captive spawning behaviour and larval development of two tropical cowrie species, Cypraea tigris and Mauritia arabica. Both species brooded over their egg masses before hatching occurred and larvae were collected for culture under laboratory conditions. The brooding period for C. tigris was between 7 and 17 days, and freshly hatched veligers were approximately 200–240 µm in size. Cypraea tigris larvae were reared for up to 37 days in culture but did not achieve successful settlement. The brooding period for M. arabica was between 7 and 10 days, and hatched veligers were approximately 160–205 µm in size. The first settled juvenile M. arabica was observed at 70 days post-hatch. Our findings from this study represent the first comprehensive documentation of successful metamorphosis of Cypraeidae larvae, particularly M. arabica, into early-stage juvenile.https://royalsocietypublishing.org/doi/10.1098/rsos.221332cowryCypraeinaecaptivitymicroalgal dietmariculturereproduction
spellingShingle Teresa Stephanie Tay
Hsien Rong Samuel Lee
Mei Lin Neo
Spawning and larval development of two tropical cowries (Gastropoda: Cypraeidae), Cypraea tigris and Mauritia arabica under laboratory conditions
Royal Society Open Science
cowry
Cypraeinae
captivity
microalgal diet
mariculture
reproduction
title Spawning and larval development of two tropical cowries (Gastropoda: Cypraeidae), Cypraea tigris and Mauritia arabica under laboratory conditions
title_full Spawning and larval development of two tropical cowries (Gastropoda: Cypraeidae), Cypraea tigris and Mauritia arabica under laboratory conditions
title_fullStr Spawning and larval development of two tropical cowries (Gastropoda: Cypraeidae), Cypraea tigris and Mauritia arabica under laboratory conditions
title_full_unstemmed Spawning and larval development of two tropical cowries (Gastropoda: Cypraeidae), Cypraea tigris and Mauritia arabica under laboratory conditions
title_short Spawning and larval development of two tropical cowries (Gastropoda: Cypraeidae), Cypraea tigris and Mauritia arabica under laboratory conditions
title_sort spawning and larval development of two tropical cowries gastropoda cypraeidae cypraea tigris and mauritia arabica under laboratory conditions
topic cowry
Cypraeinae
captivity
microalgal diet
mariculture
reproduction
url https://royalsocietypublishing.org/doi/10.1098/rsos.221332
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