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...香港水域的海豚個體，共有十五隻於 2018 年不見所蹤，但其中四隻卻在伶仃 7 洋出現。國內水域的持續監察及珠江口中華白海豚的合作研究有助進一步了解牠 們於整個區域的空間動態。於大嶼山西面及西南面調查區之間、及於大嶼山西北 面及西面調查區之間移動的個別海豚，其數量亦於近數年持續下降。 在過去三個監察報告中發現的本港水域內的海豚使用模式有所改變，亦再次 透過分析個別海豚活動範圍而顯示出來。59 隻屬北大嶼山社群的海豚當中，44 隻個體曾將部份及整個活動範圍由大嶼山北面水域轉移至西面及西南面水域，但 於 2017 及 2018 年，卻有 29 隻個體的活動範圍轉移出現逆轉，牠們並再次回到 大嶼山北面...

...香港水域的海豚個體，共有十五隻於 2018 年不見所蹤，但其中四隻卻在伶仃 7 洋出現。國內水域的持續監察及珠江口中華白海豚的合作研究有助進一步了解牠 們於整個區域的空間動態。於大嶼山西面及西南面調查區之間、及於大嶼山西北 面及西面調查區之間移動的個別海豚，其數量亦於近數年持續下降。 在過去三個監察報告中發現的本港水域內的海豚使用模式有所改變，亦再次 透過分析個別海豚活動範圍而顯示出來。59 隻屬北大嶼山社群的海豚當中，44 隻個體曾將部份及整個活動範圍由大嶼山北面水域轉移至西面及西南面水域，但 於 2017 及 2018 年，卻有 29 隻個體的活動範圍轉移出現逆轉，牠們並再次回到 大嶼山北面...

... one-hour interval throughout the day. Species were classified as either diurnal (<10% of observations in the dark), mostly diurnal (between 10 to 30% of observations in the dark), nocturnal (> 90% of observations in the dark), mostly nocturnal (between 90 and 70% of observations in the dark), or...

... one-hour interval throughout the day. Species were classified as either diurnal (<10% of observations in the dark), mostly diurnal (between 10 to 30% of observations in the dark), nocturnal (> 90% of observations in the dark), mostly nocturnal (between 90 and 70% of observations in the dark), or...

... one-hour interval throughout the day. Species were classified as either diurnal (<10% of observations in the dark), mostly diurnal (between 10 to 30% of observations in the dark), nocturnal (> 90% of observations in the dark), mostly nocturnal (between 90 and 70% of observations in the dark), or...

... one-hour interval throughout the day. Species were classified as either diurnal (<10% of observations in the dark), mostly diurnal (between 10 to 30% of observations in the dark), nocturnal (> 90% of observations in the dark), mostly nocturnal (between 90 and 70% of observations in the dark), or...

... basis to enhance quality of cultured fish. In 2019, a total of 122 fish farms (52 freshwater fish farms and 70 marine fish farms) covering some 23% of total area of local fish farms were registered under the Scheme.  Environmentally friendly aquaculture practices were promoted among fish farmers, such...

... processed.  Conservation and management projects were undertaken in the Mai Po Inner Deep Bay Ramsar Site as well as the surrounding Deep Bay area. A two-year Management Agreement Project was renewed for implementation from March 2023 to February 2025 for the conservation of fishponds in Deep Bay. The...

... Index Page Controlling Officer: Director of Agriculture, Fisheries and Conservation File Name: AFCD_e1_1718.pdf Reply Serial No. Question Serial No. Reply Serial No. Question Serial No. Reply Serial No. Question Serial No. ENB001 2277 ENB022 0630 ENB194 6533 ENB002 1402 ENB023 1049 ENB195 3893 ENB0...

... : Estimated size of nest : cm (Height) No. of ant specimens collected (Preserved in 70% Alcohol) : Venue Information Name of person-in-charge of the venue, if any : Phone no. : Fax no. : Interview with the person-in-charge (a) When the ants were first discovered? (b) Any suspected cause such as newly planted...