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...率並沒有明顯的趨勢變化， 這可能與牠們在不同年份經常來往穿梭不同的區域所致。但在江豚出沒的高峰季 節，牠們在香港南面水域的整體年度遇見比率在近年卻有明顯的上升趨勢。相 反，中華白海豚在大嶼山附近水域的整體年度遇見比率在近年呈現下降的趨勢， 而且分別在海豚出現的三個主要區域(大嶼山西北、東北及西)均可發現此下降趨 勢。此外，研究員利用樣條線分析方法以估計中華白海豚在此三個區域的年度數 量，發現在 2002-10 年期間，海豚的整體數量由 2003 年最多的 158 條下降至 2010 年最少的 75 條；再利用 autocorrelation test 加以分析年度趨勢，發現海豚的數量 在三個...

...率並沒有明顯的趨勢變化， 這可能與牠們在不同年份經常來往穿梭不同的區域所致。但在江豚出沒的高峰季 節，牠們在香港南面水域的整體年度遇見比率在近年卻有明顯的上升趨勢。相 反，中華白海豚在大嶼山附近水域的整體年度遇見比率在近年呈現下降的趨勢， 而且分別在海豚出現的三個主要區域(大嶼山西北、東北及西)均可發現此下降趨 勢。此外，研究員利用樣條線分析方法以估計中華白海豚在此三個區域的年度數 量，發現在 2002-10 年期間，海豚的整體數量由 2003 年最多的 158 條下降至 2010 年最少的 75 條；再利用 autocorrelation test 加以分析年度趨勢，發現海豚的數量 在三個...

... Issue No. 12 September 2006 Contribution to the Hong Kong Biodiversity Do you have any views, findings and observations to share with your colleagues on the Biodiversity Survey programme? Please prepare your articles in MS Word format and send as attachment files by email to the Article Editor. Sub...

... Issue No. 12 September 2006 Contribution to the Hong Kong Biodiversity Do you have any views, findings and observations to share with your colleagues on the Biodiversity Survey programme? Please prepare your articles in MS Word format and send as attachment files by email to the Article Editor. Sub...

... Issue No. 12 September 2006 Contribution to the Hong Kong Biodiversity Do you have any views, findings and observations to share with your colleagues on the Biodiversity Survey programme? Please prepare your articles in MS Word format and send as attachment files by email to the Article Editor. Sub...

... Issue No. 12 September 2006 Contribution to the Hong Kong Biodiversity Do you have any views, findings and observations to share with your colleagues on the Biodiversity Survey programme? Please prepare your articles in MS Word format and send as attachment files by email to the Article Editor. Sub...

..., Azolla imbricata (滿江 紅), Utricularia uliginosa (濕地挖耳草), and Blyxa aubertii (無尾水篩); and the Near Threatened Veronica undulata (水 苦蕒). Generally speaking, studies of wetland plants are relatively limited. The List of Plants under State Protection in China (國家重點保護野生植物名錄, 1999) consists of few wetland...

..., Azolla imbricata (滿江 紅), Utricularia uliginosa (濕地挖耳草), and Blyxa aubertii (無尾水篩); and the Near Threatened Veronica undulata (水 苦蕒). Generally speaking, studies of wetland plants are relatively limited. The List of Plants under State Protection in China (國家重點保護野生植物名錄, 1999) consists of few wetland...

..., Azolla imbricata (滿江 紅), Utricularia uliginosa (濕地挖耳草), and Blyxa aubertii (無尾水篩); and the Near Threatened Veronica undulata (水 苦蕒). Generally speaking, studies of wetland plants are relatively limited. The List of Plants under State Protection in China (國家重點保護野生植物名錄, 1999) consists of few wetland...

..., Azolla imbricata (滿江 紅), Utricularia uliginosa (濕地挖耳草), and Blyxa aubertii (無尾水篩); and the Near Threatened Veronica undulata (水 苦蕒). Generally speaking, studies of wetland plants are relatively limited. The List of Plants under State Protection in China (國家重點保護野生植物名錄, 1999) consists of few wetland...