Los erizos Arbacia incisa y Eucidaris thouarsii (Echinodermata) como agentes de biocontrol del “fouling” en canastas de cultivo de Crassostrea gigas (Mollusca: Ostreidae)
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Universidad de Costa Rica
2017
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Acceso en línea: | https://revistas.ucr.ac.cr/index.php/rbt/article/view/31665 |
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RBT316652022-06-09T18:10:56Z Los erizos Arbacia incisa y Eucidaris thouarsii (Echinodermata) como agentes de biocontrol del “fouling” en canastas de cultivo de Crassostrea gigas (Mollusca: Ostreidae) Sonnenholzner, Jorge Alcivar, Gema Marquez, Adrián Lodeiros, César pearl nets oysters biocontrol marine aquaculture polyculture. The sea urchins Arbacia incisa and Eucidaris thouarsii (Echinodermata) as fouling biocontrol agents in culture cages of Crassostrea gigas (Mollusca: Ostreidae).Fouling clogs cultivation cages of bivalves afecting their growth. We tested biocontrol with sea urchins in the suspended culture of C. gigas during one month. The experimental design included: 1) oysters without sea urchins, 2) oysters with the black sea urchin Arbacia incisa (50.5 ± 0.43 mm of diameter testa-DT), 3) oysters with the pencil sea urchin E. thouarsii (34. 2 ± 2.13 mm DT) and 4) oysters without sea urchins with a pearl net protective bag (to avoid predation). The dry mass of the pearl nets and the oyster soft tissues were determined at the beginning and end of the experiment. There was similar fouling in cages without urchins (55.3 ± 5.80 g) and with A. incisa (46.1 ± 2.84 g). These amounts were significantly higher than those found in cages with E. thouarsii (39.1 ± 1.9 g) and with protective sacs without urchins (35.6 ± 5.17 g). The growth of C. gigas with E. thouarsii was significantly higher (0.49 ± 0.089 g). We recommend E. thouarsii as a fouling biocontrol agent for C. gigas. Rev. Biol. Trop. 65(Suppl. 1): S35-S41. Epub 2017 November 01. Universidad de Costa Rica 2017-11-01 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Article application/pdf text/html https://revistas.ucr.ac.cr/index.php/rbt/article/view/31665 10.15517/rbt.v65i1-1.31665 Revista de Biología Tropical; Vol. 65 No. S1 (2017): Volume 65 – Supplement 1 – November 2017: Research on Echinoderms in Latin America IV; S35–S41 Revista de Biología Tropical; Vol. 65 Núm. S1 (2017): Volumen 65 – Suplemento 1 – Noviembre 2017: Estudios Latinoamericanos en Equinodermos IV; S35–S41 Revista Biología Tropical; Vol. 65 N.º S1 (2017): Volume 65 – Supplement 1 – November 2017: Research on Echinoderms in Latin America IV; S35–S41 2215-2075 0034-7744 10.15517/rbt.v65i1-1 eng https://revistas.ucr.ac.cr/index.php/rbt/article/view/31665/31310 https://revistas.ucr.ac.cr/index.php/rbt/article/view/31665/31352 Copyright (c) 2017 Revista de Biología Tropical http://creativecommons.org/licenses/by/4.0 |
institution |
Universidad de Costa Rica |
collection |
Revista de Biología Tropical |
language |
eng |
format |
Online |
author |
Sonnenholzner, Jorge Alcivar, Gema Marquez, Adrián Lodeiros, César |
spellingShingle |
Sonnenholzner, Jorge Alcivar, Gema Marquez, Adrián Lodeiros, César Los erizos Arbacia incisa y Eucidaris thouarsii (Echinodermata) como agentes de biocontrol del “fouling” en canastas de cultivo de Crassostrea gigas (Mollusca: Ostreidae) |
author_facet |
Sonnenholzner, Jorge Alcivar, Gema Marquez, Adrián Lodeiros, César |
author_sort |
Sonnenholzner, Jorge |
title |
Los erizos Arbacia incisa y Eucidaris thouarsii (Echinodermata) como agentes de biocontrol del “fouling” en canastas de cultivo de Crassostrea gigas (Mollusca: Ostreidae) |
title_short |
Los erizos Arbacia incisa y Eucidaris thouarsii (Echinodermata) como agentes de biocontrol del “fouling” en canastas de cultivo de Crassostrea gigas (Mollusca: Ostreidae) |
title_full |
Los erizos Arbacia incisa y Eucidaris thouarsii (Echinodermata) como agentes de biocontrol del “fouling” en canastas de cultivo de Crassostrea gigas (Mollusca: Ostreidae) |
title_fullStr |
Los erizos Arbacia incisa y Eucidaris thouarsii (Echinodermata) como agentes de biocontrol del “fouling” en canastas de cultivo de Crassostrea gigas (Mollusca: Ostreidae) |
title_full_unstemmed |
Los erizos Arbacia incisa y Eucidaris thouarsii (Echinodermata) como agentes de biocontrol del “fouling” en canastas de cultivo de Crassostrea gigas (Mollusca: Ostreidae) |
title_sort |
los erizos arbacia incisa y eucidaris thouarsii (echinodermata) como agentes de biocontrol del “fouling” en canastas de cultivo de crassostrea gigas (mollusca: ostreidae) |
publisher |
Universidad de Costa Rica |
publishDate |
2017 |
url |
https://revistas.ucr.ac.cr/index.php/rbt/article/view/31665 |
work_keys_str_mv |
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1810115202068250624 |