Characteristics of olive ridley sea turtle (Lepidochelys olivacea) nesting beaches and hatcheries in Bantul, Yogyakarta, Indonesia

Abstract. Budiantoro A, Retnaningdyah C, Hakim L, Leksono AS. 2019. Characteristics of olive ridley sea turtle (Lepidochelys olivacea) nesting beaches and hatcheries in Bantul, Yogyakarta, Indonesia. Biodiversitas 20: 3119-3125. We analyzed the ecological conditions of the beaches in Bantul, Java, I...

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Autores principales: Agung Budiantoro, CATUR RETNANINGDYAH, LUCHMAN HAKIM, AMIN SETYO LEKSONO
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Publicado: MBI & UNS Solo 2019
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spelling oai:doaj.org-article:32237a0c0f394a178ecb8efa928affae2021-11-21T21:57:24ZCharacteristics of olive ridley sea turtle (Lepidochelys olivacea) nesting beaches and hatcheries in Bantul, Yogyakarta, Indonesia1412-033X2085-472210.13057/biodiv/d201103https://doaj.org/article/32237a0c0f394a178ecb8efa928affae2019-10-01T00:00:00Zhttps://smujo.id/biodiv/article/view/4213https://doaj.org/toc/1412-033Xhttps://doaj.org/toc/2085-4722Abstract. Budiantoro A, Retnaningdyah C, Hakim L, Leksono AS. 2019. Characteristics of olive ridley sea turtle (Lepidochelys olivacea) nesting beaches and hatcheries in Bantul, Yogyakarta, Indonesia. Biodiversitas 20: 3119-3125. We analyzed the ecological conditions of the beaches in Bantul, Java, Indonesia, in supporting the olive ridley sea turtle emergences and nesting. The study was performed at four beaches in Bantul, namely Pelangi, Samas, Goa Cemara, and Pandansimo. We collected data in areas where olive ridley sea turtle nests, such as beach width, slope, sand size, the percentage of magnetic mineral, daily temperature fluctuations, hatchlings rates, and vegetation. The results showed that Pelangi Beach was broader and steeper (31.26 m; slope 5.10°) than the rest (p<0.05). There was no difference in the sand size (diameter of 0.99 mm). The magnetic mineral content in sand ranged from 51.68-87.50%, while the daily temperature ranged from 24.3-31.0°C. The average percentage of hatchlings from 2012 to 2018 was 60.89%. Vegetation on the four beaches is almost the same, which was shrimp pine trees, runny grass, thistle, papyrus, and pandanus thorns. The average pH level of the nest hatchery was 7, supporting the hatchling embryology process. Ecologically, Pelangi Beach is the best turtle landing site in Bantul. Furthermore, transferring olive ridley sea turtle eggs to seminatural nests is recommended due to the quite high hatching rate.Agung BudiantoroCATUR RETNANINGDYAHLUCHMAN HAKIMAMIN SETYO LEKSONOMBI & UNS Soloarticlebantul, hatchlings, nest, sea turtle, releaseBiology (General)QH301-705.5ENBiodiversitas, Vol 20, Iss 11 (2019)
institution DOAJ
collection DOAJ
language EN
topic bantul, hatchlings, nest, sea turtle, release
Biology (General)
QH301-705.5
spellingShingle bantul, hatchlings, nest, sea turtle, release
Biology (General)
QH301-705.5
Agung Budiantoro
CATUR RETNANINGDYAH
LUCHMAN HAKIM
AMIN SETYO LEKSONO
Characteristics of olive ridley sea turtle (Lepidochelys olivacea) nesting beaches and hatcheries in Bantul, Yogyakarta, Indonesia
description Abstract. Budiantoro A, Retnaningdyah C, Hakim L, Leksono AS. 2019. Characteristics of olive ridley sea turtle (Lepidochelys olivacea) nesting beaches and hatcheries in Bantul, Yogyakarta, Indonesia. Biodiversitas 20: 3119-3125. We analyzed the ecological conditions of the beaches in Bantul, Java, Indonesia, in supporting the olive ridley sea turtle emergences and nesting. The study was performed at four beaches in Bantul, namely Pelangi, Samas, Goa Cemara, and Pandansimo. We collected data in areas where olive ridley sea turtle nests, such as beach width, slope, sand size, the percentage of magnetic mineral, daily temperature fluctuations, hatchlings rates, and vegetation. The results showed that Pelangi Beach was broader and steeper (31.26 m; slope 5.10°) than the rest (p<0.05). There was no difference in the sand size (diameter of 0.99 mm). The magnetic mineral content in sand ranged from 51.68-87.50%, while the daily temperature ranged from 24.3-31.0°C. The average percentage of hatchlings from 2012 to 2018 was 60.89%. Vegetation on the four beaches is almost the same, which was shrimp pine trees, runny grass, thistle, papyrus, and pandanus thorns. The average pH level of the nest hatchery was 7, supporting the hatchling embryology process. Ecologically, Pelangi Beach is the best turtle landing site in Bantul. Furthermore, transferring olive ridley sea turtle eggs to seminatural nests is recommended due to the quite high hatching rate.
format article
author Agung Budiantoro
CATUR RETNANINGDYAH
LUCHMAN HAKIM
AMIN SETYO LEKSONO
author_facet Agung Budiantoro
CATUR RETNANINGDYAH
LUCHMAN HAKIM
AMIN SETYO LEKSONO
author_sort Agung Budiantoro
title Characteristics of olive ridley sea turtle (Lepidochelys olivacea) nesting beaches and hatcheries in Bantul, Yogyakarta, Indonesia
title_short Characteristics of olive ridley sea turtle (Lepidochelys olivacea) nesting beaches and hatcheries in Bantul, Yogyakarta, Indonesia
title_full Characteristics of olive ridley sea turtle (Lepidochelys olivacea) nesting beaches and hatcheries in Bantul, Yogyakarta, Indonesia
title_fullStr Characteristics of olive ridley sea turtle (Lepidochelys olivacea) nesting beaches and hatcheries in Bantul, Yogyakarta, Indonesia
title_full_unstemmed Characteristics of olive ridley sea turtle (Lepidochelys olivacea) nesting beaches and hatcheries in Bantul, Yogyakarta, Indonesia
title_sort characteristics of olive ridley sea turtle (lepidochelys olivacea) nesting beaches and hatcheries in bantul, yogyakarta, indonesia
publisher MBI & UNS Solo
publishDate 2019
url https://doaj.org/article/32237a0c0f394a178ecb8efa928affae
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