能力の不足は,海洋保護地域のパフォーマンスを世界的に妨げています
David A Gill1,2, Michael B Mascia3, Gabby N Ahmadia4
1National Socio-Environmental Synthesis Center (SESYNC), Annapolis, Maryland 21401, USA.
Nature
|March 23, 2017
まとめ
効果的な海洋保護区には 十分な人材と資金が必要です 多くの海洋保護区にはこれらの資源が欠けていて 魚の個体数に与える影響は限られている.
科学分野:
- 海洋保全科学
- 漁業管理
- 生態系に基づく管理
背景:
- 海洋保護地域 (MPA) は,海洋資源の保全のための重要なグローバル戦略です.
- 海洋保護区の管理の効果と公平性,そしてその生態学的成果は完全に理解されていません.
研究 の 目的:
- 海洋保護区の管理プロセスを世界的に評価する.
- 海洋保護区が魚群に及ぼす影響を評価する.
- 管理プロセスと生態学的成果の関係を決定する.
主な方法:
- 海洋保護区の管理と433の海洋保護区と218の海洋保護区の魚群データを統合したグローバルデータベースの開発
- 海洋保護区の管理プロセス,魚群への生態学的影響,管理と成果の相関に関する分析
主要な成果:
- 多くの海洋保護区は 効率的で公平な管理基準を満たしていないことが多い.
- 海洋保護区の7"%は魚群に好ましい影響を及ぼしたが,これらの影響は大きく異なっていた.
- 十分な人材を持つMPAは,生態学的効果が2.9倍も大きい.
結論:
- 人力・財政能力への十分な投資なしでの世界的なMPAの継続的な拡大は,おそらく最適な保全結果をもたらすでしょう.
- 海洋保護区の生態学的恩恵を最大限に生かすには 十分な資源確保が不可欠です
- 将来のMPAのイニシアチブは,保全目標を達成するために,堅実な管理と公平な慣行を優先する必要があります.
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