海洋生物の調査研究

研究スタッフ紹介

岡慎一郎（おかしんいちろう）

（海獣課　課長）

専門分野	保全生態学、分子生態学
研究内容	最新技術を応用した希少種保全に関する研究外来種対策に関する技術開発環境DNAを用いた生物多様性に関する研究

詳細はこちら (researchmap)

経歴

2021年：（一財）沖縄美ら島財団総合研究所室長兼上席研究員
2017年：博士（理学）取得　琉球大学論文博士
2010年：（一財）沖縄美ら島財団総合研究所
2000年：株式会社西日本科学技術研究所　調査員
2000年：琉球大学理工学研究科博士前期課程修了
1998年：琉球大学理学部海洋学科卒業

委員歴

2019年-　世界自然遺産登録推進共同企業体　事務局メンバー
2016年-　竹富町ヤシガニ保護条例検討協議会　委員
2016-2020　沖縄生物学会評議員
2011-2015　本部町水産業振興協議会作業部会員

論文・レポート・報告書

Oka S, Nozu R, Miyamoto K, Tomita T, Hanahara N, Yamauchi C, Sasai T, Nakamura M. 2023. A trial to control invasive Mozambique tilapia populations using the sterile-male release technique in the artificial ponds on Okinawa. The Biological Magazine Okinawa, 61: 1-12.
安座間安仙, 岡慎一郎, 照屋盛実, 戸篠祥, 谷本都, 花原望, 久場由真仁, 宮城綾乃, 福地斉志. 2023. ハブクラゲの環境DNAを検出するためのプライマーセットの開発. 衛生動物, 74: 13-20.
Inoue T, Takanobu H, Hara Y, Nakazato K, Oka S. 2023. Tissue structure and mechanical properties of the exoskeleton of the huge claws of the mud crab, Scylla serrata. Journal of Materials Science, 58: 1099-1115.
Oka S, Miya M, Sado T. 2022. Gravity filtration of environmental DNA: A simple, fast, and power-free method. Methods X, 101838.
Omura A, Takano H, Oka S, Takei S. 2022. Quadrupedal Walking with the Skin: The Ambulatory Flaps in “Walking” Cuttlefish (Paintpot Cuttlefish, Metasepia tullbergi). 243: 44-49.
Ha LM, Oka S, Iguchi K. 2022. Did food resource shortage cause Ryukyu-ayu extinction on Okinawa-jima Island? A clue based on morphological approach. Ichthyological Research, 70:196-200
Ha LM, Oka S, Iguchi K. 2022. Did food resource shortage cause Ryukyu-ayu extinction on Okinawa-jima Island? A clue based on morphological approach. Ichthyological Research, 69: 381-386
Miya M, Sado T, Oka S, Fukuchi T. 2022. The use of citizen science in fish eDNA metabarcoding for evaluating regional biodiversity in a coastal marine region: A pilot study. Metabarcoding & Metagenomics, 6: e80444
Inoue T, Oka S, Nakazato K, Hara T. 2022. Columnar Structure of Claw Denticles in the Coconut Crab, Birgus latro. Minerals, 12: 274
Inoue T, Oka S, Nakazato K, Hara T. 2021. Structural Changes and Mechanical Resistance of Claws and Denticles in Coconut Crabs of Different Sizes. Biology, 10: 1304
Oka S, Tokutake K, Inoue T. 2021. Growth analysis and population size estimation of coconut crabs based on a large recapture dataset. Crustacean Research, 50: 145-150
Ha LM, Oka S, Iguchi K. 2021. Fluctuating asymmetry in the insular population of ayu, Plecoglossus altivelis ryukyuensis, estimating its genetic diversity at extinction. Ichthyological Research, in press.
Sasai T, Yamamoto T, Oka S, Toda M. 2021. Addition of the Sea Snake, Hydrophis stokesii (Reptilia: Squamata: Elapidae), to the Herpetofauna of Japan. Current Herpetology, 40:190-196.
Inoue T, Hara T, Nakazato K, Oka S. 2021. Superior mechanical resistance in the exoskeleton of the coconut crab, Birgus latro. Materials Today Bio, 100132.
Inoue T, Oka S, Hara T. 2021. Three-dimensional microstructure of robust claw of coconut crab, one of the largest terrestrial crustaceans. Materials & Design, 206, 109765.
岡慎一郎, 笹井隆秀, 花原望, 宮本圭, 小林大純, 村田尚史, 前田健. 2021. 沖縄県におけるヒョウモンドジョウの遺伝的特性. Fauna Ryukyuana. 59: 57–61.
Hanahara N, Miyamoto K, Oka S. 2021. Northernmost record of the surgeonfish Acanthurus nigros (Teleostei: Acanthuridae) from Minamidaitojima Island, southern Japan. Species Diversity. 26: 43–47. doi: 10.12782/specdiv.26.43
Hanahara N, Miyamoto K, Oka S. 2020. Morphological and genetic identification of formalin-fixed gobioid larvae and description of postflexion larvae of Paragunnellichthys sp. and Ctenogobiops feroculus. Ichthyological Research. 68: 182–190. doi: 10.1007/s10228-020-00769-z
Oka S, Doi H, Miyamoto K, Hanahara N, Sado T, Miya M. 2021. Environmental DNA metabarcoding for biodiversity monitoring of a highly diverse tropical fish community in a coral reef lagoon: Estimation of species richness and detection of habitat segregation. Environmental DNA. 3:55-69. doi: 10.1002/edn3.132
Oka S, Nakamura M, Nozu R, Miyamoto K. 2020. First observation of larval oarfish, Regalecus russelii, from fertilized eggs through hatching, following artificial insemination in captivity. Zoological letters. 6: 1-6. doi: 10.1186/s40851-020-00156-6
Oka S, Kobayashi N, Sato T, Ueda K, Yamagishi M. 2019. Sound production in the coconut crab, the largest terrestrial crustacean. Zoology. 137: 125710. doi: 10.1016/j.zool.2019.125710
Doi H, Fukaya K, Oka S, Sato K, Kondoh M, Miya M. 2019. Evaluation of detection probabilities at the water-filtering and initial PCR steps in environmental DNA metabarcoding using a multispecies site occupancy model. Scientific Reports. 9: 3581. doi: 10.1038/s41598-019-40233-1.
Tomita T, Toma H, Murakumo K, Yanagisawa M, Yano N, Oka S, Miyamoto K, Hanahara N, Sato K. 2018. Captive Birth of Tiger Shark (Galeocerdo cuvier) Revealed the Shift of Respiratory Mode Across Parturition. Copeia. 106: 296-296.
Oka S, Hanahara N, Shintani T. 2018. First Japanese record of the Mindoro snake eel Lamnostoma mindorum (Actinopterygii: Anguilliformes: Ophichthidae) from the Ryukyu Islands. Fauna Ryukyuana. 42: 5-8.
Tomita T, Toda M, Miyamoto K, Oka S & Sato K. 2018. Development of lunate-shape caudal fin in White shark embryo. The Anatomical Record. 301: 1068-1073. DOI: 10.1002/ar.23776
宮本圭・岡慎一郎・與那嶺創・東江涼夏・玄番雛・花原望. 2017. 沖縄県名護市におけるドジョウとタウナギの高密度生息域とその遺伝的特性. Fauna Ryukyuana. 34: 15-20.
Tomita T, Miyamoto K, Kawaguchi A, Toda M, Oka S, Nozu R, Sato K. 2017. Dental ontogeny of white shark embryo. Journal of Morphology. 278 (2): 215-227. doi: 10.1002/jmor.20630
Oka S, Tomita T, Miyamoto K. 2016. A mighty claw: Pinching force of the coconut crab, the largest terrestrial crustacean. PLOS ONE. 11(11): e0166108. doi: 10.1371/journal.pone.0166108.
Miya M, Minamoto T, Yamanaka H, Oka S, Sato K, Yamamoto S, Sado T, Doi H. 2016. Use of a filter cartridge for filtration of water samples and extraction of environmental DNA. Journal of Visualized Experiments. e54741. doi:10.3791/54741.
Oka S, Miyamoto K, Matsuzaki S. 2016. Long-term sedentary behavior of coconut crab in their northernmost range. International Journal of Pure and Applied Zoology. 4: 174-178.
岡慎一郎･宮本圭･徳武浩司･永田俊輔･山崎啓. 2016. 海洋博公園の野生ヤシガニ資源を活用した環境教育. 環境教育. 26: 78-84.
富田峻平･松崎章平･岡慎一郎･戸田実･今井秀行. 2016. 絶滅危惧種タナゴモドキ集団の高い遺伝的多様性と遺伝的均一性. 魚類学雑誌. 63: 27-32.
Tomita T, Murakumo K, Miyamoto K, Sato K, Oka S, Kamisako H & Toda M. 2015. Eye retraction in the giant guitarfish, Rhynchobatus djiddensis (Elasmobranchii: Batoidea): a novel mechanism for eye protection in batoid fishes. Zoology. 119(1): 30-35. DOI: 10.1016/j.zool.2015.09.004
Miyamoto K, Nonaka A, Oka S. 2015. Northernmost record of a poorly known tuskfish Choerodon margaritiferus (Perciformes: Labridae), from southern Japan, and first description of a female. Zootaxa. 4007(1): 82-90. DOIi: 10.11646/zootaxa.4007.1.5
Oka S, Miyamoto K. 2015. Reproductive biology and growth of bluestripe herring Herklotsichthys quadrimaculatus (Rüppell, 1837) in the northernmost waters. Journal of Applied Ichthyology. 31(4): 709-713. doi: 10.1111/jai.12811.
Oka S, Miyamoto K, Matsuzaki S, Sato T. 2015. Growth of the coconut crab, Birgus latro, at its northernmost range estimated from mark-recapture using individual identification based on carapace grooving patterns. Zoological Science. 32: 260-265.
Oka S. & Miyamoto K. 2015. Pelagic juvenile of Plectroglyphidodon johnstonianus Flower & Ball, 1924 (Perciformes, Pomacentridae, Stegastinae) identified from morphometric and genetic evidence. Fauna Ryukyuana. 20:1-6.
宮本圭･岡慎一郎. 2014. ホソイトヒキサギ Gerres macracanthus (スズキ目: クロサギ科) の沖縄島からの記録. Fauna Ryukyuana. 17: 1-6.
岡慎一郎･宮本圭. 2014. 沖縄島北部新里漁港にて灯火採集によって得られた仔稚魚. Fauna Ryukyuana. 16: 1-11.
Oka S, Odoriba S. 2014. Morphological development of larval and juvenile Alectis indica (Perciformes: Carangidae) reared in captivity. Ichthyological Research. 61: 298-302. DOI 10.1007/s10228-014-0397-8
岡慎一郎・松崎章平・宮本圭. 2014.海洋博公園におけるヤシガニの生息状況. 沖縄生物学会誌. 52: 11-19.
Oka S, Matsuzaki S, Toda M. 2013. Identification of individual coconut crabs, Birgus latro, on the basis of the pattern of grooves on the carapace. Crustacean Research. 42: 17-23.
Kawazu I, Maeda K, Kino M, Oka S. 2013. Structure of the Loggerhead Turtle Assemblage in Okinawan Waters Estimated from Variation in Body Size and Blood Profile. Current Herpetology. 32: 190-196. DOI: 10.5358/hsj.32.190
Oka S, T Higashiji. 2012. Early ontogeny of the big roughy Gephyroberyx japonicus (Beryciformes: Trachichthyidae) in captivity. Ichthyological Research, 59: 282-285. DOI: 10.1007/s10228-012-0282-2
Oka S, Tachihara K. 2008. Migratory history of the spotted flagtail, Kuhlia marginata. Environmental Biology of Fishes. 81(3):321-327. DOI: 10.1007/s10641-007-9203-z

書籍等

岡慎一郎. 2021. 魚種多様性の高いサンゴ礁池における実践とその可能性, pp169-181. 土居秀幸・近藤倫生編, 環境DNA 生態系の真の姿を読み解く, 共立出版, 東京.
岡慎一郎（分担執筆）. 2014. 日本産稚魚図鑑　第二版. 東海大学出版会.
岡慎一郎．2007．ミキウユゴイとオオクチユゴイ．pp152-154. 諸喜田茂充・立原一憲編，やんばるの清流リュウキュウアユが棲める川づくり，リュウキュウアユを蘇生させる会，沖縄

研究スタッフ紹介

経歴

委員歴

論文・レポート・報告書

書籍等

学会

特許

年報

平成25年度

調査研究編

普及啓発編

平成26年度

調査研究編

普及啓発編

平成27年度

調査研究編

普及啓発編

平成28年度

調査研究編

普及啓発編

平成29年度

調査研究編

普及啓発編

平成30年度

調査研究編

普及啓発編

平成31年度

調査研究編

普及啓発編

令和2年度

調査研究編