Dataset 672

Operation Wallacea: Dominica birds

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Realm: Terrestrial
Climate: Tropical
Biome: Tropical and subtropical moist broadleaf forests
Central latitude: 15.371960
Central longitude: -61.279030
Duration: 3 years, from 2017 to 2019

188 records

19 distinct species

Across the time series Coereba flaveola is the most frequently occurring species

Methods

Mist-netting surveys were completed over the course of eight-week fieldwork seasons running between June and July in 2017, 2018, and 2019. Three transects were established within our study area, two of which contained three mist netting stations, and one which had two, with each station separated by a minimum of 250m, following Barlow et al. (2007) and Martin et al. (2017), for a total of eight mist netting stations. The first stations on each transect were located on the forest edge, bordering banana plantations and rivers, while subsequent points were located approximately 300 m and 600 m into secondary forest (bordering primary forest). Net rides were cut as near to the individual points as the surrounding terrain would allow and a run of three 12 m long x 2.5 m high Ecotone mist nets was used. Netting occurred between 0600 h and 1100 h to cover the first few hours after sunrise (~ 0630 h), the peak activity period for most Caribbean bird species (Wunderle 1994). Nets were checked at a maximum interval of 30 minutes (Wunderle 1994; Martin et al. 2017). Each station was surveyed twice each year with a minimum of 48 hours between surveys. Days with heavy rain or high winds were avoided and surveys were abandoned if wind or rain caused net closures to occur for longer than 15 minutes (Wunderle 1994). The total number of surveys for each point are as follows: T1.0 (2017 = 5, 2018 = 2, 2019 = 2); T1.300 (2017 = 3, 2018 = 2, 2019 = 2); T1.600 (2017 = 2, 2018 = 2, 2019 = 1); T2.0 (2017 = 2, 2018 = 2, 2019 = 2); T2.300 (2017 = 1, 2018 = 2, 2019 = 2); T2.600 (2017 = 2, 2018 = 2, 2019 = 2); T3.0 (2017 = 2, 2018 = 2, 2019 = 2); T3.300 (2017 = 2, 2018 = 2, 2019 = 2).

Citation(s)

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