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Updated: Jul 6, 2026

10:16
Protocol for Microplastics Sampling on the Sea Surface and Sample Analysis
Published on: December 16, 2016
まとめ
地中海と北大西洋の浮遊する原油残留の塊は,海洋生物を支えており,魚によって消費されます. これらの石油の塊は,海洋の表面水中で数週間から数ヶ月間持続することができます.
科学分野:
- マリン・バイオロジー マリン・バイオロジー
- 環境科学 環境科学
- 海洋学 海洋学とは
背景:
- 浮遊する原油残留の塊は,海面で頻繁に観察されます.
- これらの塊は,海洋汚染の持続的な形態を表しています.
研究 の 目的:
- 原油残留物の生態学的意義を調査する.
- これらの海洋汚染物質の年齢と生物学的関連性を決定する.
主な方法:
- 油脂残留サンプルを採取するために,表面スキミング網を使用した.
- 移動量も測定した.
- 関連する生物 (異足類,類) が特定されました.
- 魚の胃の内容を分析した.
- バクテリア膜の酸素消費量を測定した.
- 化学分析との成長率は年齢の推定に使用されました.
主要な成果:
- 地中海と北大西洋東部から石油の塊が採集された.
- 排水量は0.5ml/m2まで達した.
- アイドテア・メタリカ (Idotea metallica) とレパス・ペクチナタ ( Lepas pectinata) といった同類動物が,その塊と関連していることが判明した.
- スコムベレソックスサウルス (地表を食う魚) は,これらの塊を食べていた.
- 塊の上の細菌膜は4mm3/hr/cm2で酸素を消費した.
- 腫瘍の推定年齢は,数週から少なくとも2ヶ月であった.
結論:
- 原油残留の塊は,特定の海洋生物の生息地を形成する.
- これらの塊は,魚の消費を通じて海洋食物網に統合されます.
- 石油の塊が海に留まることは,少なくとも2ヶ月間持続し,非常に大きな影響を与える可能性があります.
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