Acoustic recorders for detection of cryptic avifauna: A trial of two coastal wetlands in the Waikato region

TR 2016/06
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Report: TR 2016/06

Author: P Stewart (Red Admiral Ecology)

About this report

Red Admiral Ecology was contracted by Waikato Regional Council to develop a protocol for surveying the distribution of wetland avifauna species in the region.

This report describes Proof of Concept work, was carried out by assessing species at two wetlands: 

  • Toreparu Wetland - An intact coastal wetland in the western Waikato.
  • Waikawau Wetland - A fragmented mosaic of wetland habitats on the Coromandel Peninsula, with a history of predator control and community observer monitoring.

Read or download the report

Acoustic recorders for detection of cryptic avifauna: A trial of two coastal wetlands in the Waikato region [PDF, 1.1 MB]

Contents
1 Introduction 
1.1 Objectives
1.2 Brief background
2 Methods
2.2 Data analysis
3 Results
3.1 Distribution of threatened species
3.1.1 Fernbird
3.1.2 Spotless crake
3.2 Toreparu Wetland bittern count
3.3 Toreparu Wetland bittern activity levels
3.4 Waikawau Wetland bittern count
3.5 Waikawau Wetland bittern activity levels
4 Discussion
5 Recommendations
  References