2009-2020台灣蝴蝶普查

Study Extent

以年為單位每月一次調查，共20條樣線。 The survey was conducted on a monthly basis, with a yearly frequency, utilizing 20 designated transect lines.

Sampling

穿越線調查法，以目視觀察周圍5公尺範圍內之蝴蝶，並利用昆蟲網捕捉個體，以確認物種。 The transect line survey method involves visually observing butterflies within a 5-meter radius and capturing individuals using an insect net to confirm their species.

Quality Control

除了目視紀錄，並利用昆蟲網捕捉個體、確認物種，有經驗的調查者進行調查。 In addition to visual recording, experienced investigators conducted the survey by capturing individuals using an insect net and confirming the species.

Method steps

1. 以持續穩定的速度及目視觀察5公尺範圍內出現的蝶種，輔以蟲網捕捉確認種類。 The survey involved a continuous and steady pace of visually observing butterfly species within a 5-meter radius, supplemented by using an insect net to capture and confirm the identified species.
2. 調查頻度基本為1個月1次，以年為單位。 The survey was conducted at a basic frequency of once a month, on an annual basis.

N/A

1. Pieridae
   rank: family
2. Lycaenidae
   rank: family
3. Papilionidae
   rank: family
4. Nymphalidae
   rank: family
5. Hesperiidae
   rank: family

台灣北中南，共計20個樣區。