© BioConsult SH

Drone-based aerial surveys in inland areas

Use of drones allows capturing timely, high-resolution aerial photographs for various purposes. Among others, these include biological surveys, the supervision of construction and compensation measures or agricultural issues.

From survey to evaluation

Drone surveys can be used for various purposes:

  • Biological surveys
  • Vegetation mapping
  • Supervision of construction and compensation measures
  • Land surveying
  • Documentation of damages of the crop caused by excess moisture or draught
  • Click here to find out more about possible applications in coastal areas.
     

Our drones

BioConsult SH has different drones that can be deployed flexibly depending on the required size of the area or the characteristics of the object.

© M. Schnurawa

WingtraOne

  • Monitoring drone for large areas (> 100 ha per flight)
  • RGB and multispectral sensor
  • PPK equipped to produce centimetre-level georeferencing
  • Nadir images

© M. Schnurawa

DJI Phantom 4 Pro

  • Multicopter drone for images and video
  • RGB sensor
  • Nadir and off-nadir images

© M. Schnurawa

Matrice 300 RTK

  • Monitoring drone for large areas
  • Drone for images and video
  • RGB sensor (Zenmuse P1 Sensor)
  • RTK-equipped to produce centimetre-level georeferencing
  • Nadir and off-nadir images
GNSS (Global Navigation Satellite System) Reciever Stonex S900T

© Marc Schnurawa

GNSS Receiver Stonex S900T

  • Base station to perform post-processed kinematic (PPK) of drone images
  • Optional base and rover configuration
  • Receives GPS, GLONASS, Galileo, Galileo
  • Sub-centimetre accuracy of ground control points (GCPs)
An aerial view of a GCP (Ground Control Point), a black and white plate that can be used to accurately measure the location of drone footage.

© BioConsult SH

GCPs

  • Standard size: 30 cm and 50 cm
  • Absolute accuracy of drone location data
  • Validation of PPK – accuracy

Data processing and evaluation

Next to simply record data, BioConsult SH additionally offers data processing and content-related evaluation.

A digital surface model of the Hallig Südfall in the colours red, yellow, green and blue.

© BioConsult SH

Processing of drone images

  • Digital surface model (DSM)
  • Orthophotos
  • Digital terrain model (DTM)
  • Index maps for multispectral images
  • Vegetation indices

© BioConsult SH

Content-related evaluation

  • Vegetation analyses
  • Object identification and recognition
  • Volume estimates
  • Breeding bird monitoring

Contact