wren: Steve Buckland's winter wren surveys

In Distance: Distance Sampling Detection Function and Abundance Estimation

Steve Buckland's winter wren surveys

Description

Observations of winter wren (Troglodytes troglodytes L.) collected by Steve Buckland in woodland/parkland at Montrave Estate near Leven, Fife, Scotland.

Details

Four different surveys were carried out:

• wren_5min 5-minute point count

• wren_snapshot snapshot method

• wren_cuecount cue count

• wren_lt line transect survey

Note

wren_5min: 134 observations of 8 variables

• Region.Label stratum name (single stratum)

• Area size (ha) of Montrave study area

• Sample.Label point label

• Effort Number of visits to point

• object Object ID

• distance radial distance (m)

• direction direction of detection from point

• Study.Area Montrave Estate

wren_snapshot: 119 observations of 7 variables

• Region.Label stratum name (single stratum)

• Area size (ha) of Montrave study area

• Sample.Label point label

• Effort Number of visits to point

• object Object ID

• distance radial distance (m)

• Study.Area Montrave Estate

wren_cuecount: 774 observations of 9 variables

• Region.Label stratum name (single stratum)

• Area size (ha) of Montrave study area

• Sample.Label point label

• Cue.rate Production rate (per min) of cues

• Cue.rate.SE SE of cue production rate

• object Object ID

• distance radial distance (m)

• Search.time Time (min) listening for cues

• Study.Area Montrave Estate

wren_lt: 156 observations of 8 variables

• Region.Label stratum name (single stratum)

• Area size (ha) of Montrave study area

• Sample.Label transect label

• Effort transect length (km)

• object Object ID

• distance perpendicular distance (m)

• Study.Area Montrave Estate

Source

Steve Buckland

References

Buckland, S. T. (2006) Point-transect surveys for songbirds: robust methodologies. The Auk 123 (2): 345–357.

Distance documentation built on Oct. 24, 2024, 5:08 p.m.