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时间:2019-02-20
《福建沿海中华白海豚的分布与种群数量调查》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、。羹只至坝1学位论文4.2.1Photoprocessingandindividualidentification..⋯.⋯...⋯.........-.-444.2.2Capture—recaptureMethod..⋯........⋯..........................................474.3.ResuIts⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯一484.3.1Feasibilityanalyseofidentificafion
2、feature⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯..484.3.2Databaseofidentifiedindividualandpopulationsize⋯........⋯..514.4Discussion⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.55Chapter5ThreatNctorsandconservationmeaslesofChinesewhitedolohin.575.1Threatfactors.⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯575
3、.1.1Humandamage⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.⋯⋯⋯⋯⋯⋯⋯.⋯⋯⋯⋯..575.1.2Portconstruction⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.⋯⋯⋯⋯⋯⋯⋯⋯585.1.3Aquacultttre.............⋯⋯⋯⋯⋯......⋯........⋯.......⋯........⋯.......⋯..595.1.4Heavytraffic⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.⋯⋯⋯⋯⋯⋯⋯⋯.605.1.5Fisheries⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯
4、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯一615.1.6Waterpollution⋯.....⋯.......⋯........⋯.........⋯..⋯⋯⋯................⋯..615.2ConservationstatusandstrategiesofChinesewhitedolphin...........⋯..635.2.1Hightentheconsciousnessofpublicityandimprovethestrandingnetwork........⋯.....⋯⋯.
5、......⋯.......⋯...⋯....⋯⋯⋯.........⋯......⋯........⋯.......⋯..635.2.2Strengthentheresearch.......⋯......⋯...⋯⋯⋯.......⋯.......⋯........⋯.635.2.3Improvethelegalsystem.............⋯........⋯⋯⋯.⋯........⋯.⋯...⋯..645.2.4Establishnaturereservesandcarryout
6、artificialreproduction⋯645.2.5Strengthentheshipmanagement............⋯⋯....⋯........⋯.......⋯..655.2.6Strenghtencooperation......⋯⋯⋯⋯⋯........⋯......⋯........⋯.......⋯..655.2.7Readjustthenaturereservesandincreasingthearea...⋯.....⋯....665.2.8Strength
7、enfisherymanagemeut...⋯.........⋯...⋯⋯⋯.....⋯...。...⋯..67AppendixI:Sampleoffishermen'squestionnaire⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯..69References.........⋯⋯....⋯⋯..⋯⋯.⋯.....⋯......⋯...⋯⋯⋯.......⋯.....,⋯..................⋯..71Acknowledgements.......⋯。.....⋯⋯⋯⋯⋯......⋯
8、..................⋯........⋯.......⋯⋯⋯.⋯..83Publishedortobepublishedliteratureduringthegraduateperiod.......⋯......,.....85IV摘要中华白海豚(Sousachinensis)是我国海洋鲸豚类中惟一的一种国家~级保护动物,在我国主要分布于东南沿海。福建沿海的河口港湾众多,曾是中华白海豚重要的分布区。据文献记载,福建沿海的沙埕港、三都澳、罗源湾、闽江口、兴化湾、湄洲湾、泉州湾、厦
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