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... Kong 秋茄樹（紅樹科）的新學名 8 Summer Breeding and Winter Night Roosting Sites of Egrets in Hong Kong 2003 10 Preliminary Results of Trial Contraceptive Treatment with SpayVacTM on Wild Monkeys in Hong Kong 13 Feature Article Migration and overwintering aggregation of Danaid butterflies in Hong Kong Eric WONG, PC...

... Conservation Division, Wetland and Fauna Conservation Division and the Biodiversity Conservation Division are also very much appreciated. 7 Working Group Column New Butterfly Record for Hong Kong - Thoressa monastyrskyi Eric Wong, PC Leung, Phoebe Sze, Alfred Wong, Vinci Li, Butterfly Working Group 本署職員於2002年...

... with its larval food plant Illigera (寬藥青藤 Illigera celebica), which is protected under the Forestry Regulations of the Forests Butterflies of Hong Kong Eric Wong, PC Leung, Phoebe Sze, Alfred Wong Butterfly Working Group Common Birdwing 裳鳳蝶 Troides helena Golden Birdwing 金裳鳳蝶 Troides aeacus Common Rose...

... Conservation Division, Wetland and Fauna Conservation Division and the Biodiversity Conservation Division are also very much appreciated. 7 Working Group Column New Butterfly Record for Hong Kong - Thoressa monastyrskyi Eric Wong, PC Leung, Phoebe Sze, Alfred Wong, Vinci Li, Butterfly Working Group 本署職員於2002年...

... Kong 秋茄樹（紅樹科）的新學名 8 Summer Breeding and Winter Night Roosting Sites of Egrets in Hong Kong 2003 10 Preliminary Results of Trial Contraceptive Treatment with SpayVacTM on Wild Monkeys in Hong Kong 13 Feature Article Migration and overwintering aggregation of Danaid butterflies in Hong Kong Eric WONG, PC...

... with its larval food plant Illigera (寬藥青藤 Illigera celebica), which is protected under the Forestry Regulations of the Forests Butterflies of Hong Kong Eric Wong, PC Leung, Phoebe Sze, Alfred Wong Butterfly Working Group Common Birdwing 裳鳳蝶 Troides helena Golden Birdwing 金裳鳳蝶 Troides aeacus Common Rose...

... Kong 秋茄樹（紅樹科）的新學名 8 Summer Breeding and Winter Night Roosting Sites of Egrets in Hong Kong 2003 10 Preliminary Results of Trial Contraceptive Treatment with SpayVacTM on Wild Monkeys in Hong Kong 13 Feature Article Migration and overwintering aggregation of Danaid butterflies in Hong Kong Eric WONG, PC...

... Conservation Division, Wetland and Fauna Conservation Division and the Biodiversity Conservation Division are also very much appreciated. 7 Working Group Column New Butterfly Record for Hong Kong - Thoressa monastyrskyi Eric Wong, PC Leung, Phoebe Sze, Alfred Wong, Vinci Li, Butterfly Working Group 本署職員於2002年...

... with its larval food plant Illigera (寬藥青藤 Illigera celebica), which is protected under the Forestry Regulations of the Forests Butterflies of Hong Kong Eric Wong, PC Leung, Phoebe Sze, Alfred Wong Butterfly Working Group Common Birdwing 裳鳳蝶 Troides helena Golden Birdwing 金裳鳳蝶 Troides aeacus Common Rose...

...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...