UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems Christian Knoth, Birte Klein, Till Kleinebecker, Torsten Prinz, Birgit Sieg Ifgicopter Group – University of Muenster Joint Meeting of Society of Wetland Scientists, Wetpol and Wetland Biogeochemistry Symposium 2011, Prague, Institute for Geography Münster

Overview 1. Introduction 2. Project 3. Preliminary Results 4. Model Classification 5. Perspective 2 UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems

Ifgicopter - project description Ifgicopter - project description: Aim: using an Unmanned Aerial Vehicle (UAV) as a platform for gathering all kinds of sensor data high flexibility little operating costs variable spatial and temporal resolution Introduction 3 UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems

Quadrotor Sensor Platforms 4 “Mikrokopter” (building kit) “Mikrokopter” (building kit)  carries IXUS400 (NIR only) “Microdrones” (ready-to-use product) “Microdrones” (ready-to-use product)  carries LUMIX LX3 (UV-VIS-NIR) (semi-) autonomous navigation via GPS and flight planning software UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems

Image Enhancement 5 CIRNIR UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems

Study Area 6 Uchter Moor (Germany, Niedersachsen) –rewetting mining areas since 2004 UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems

Preliminary Results 7 UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems

Preliminary Results 8 UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems

Preliminary Results 9 UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems

Model Classification 10 ● water surface ● birch trees (Betula) ● cotton grass (Eriophorum) ● sphagnum moss (Sphagnum) ● result UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems

Perspectives 11 conduction of further aerial surveys for change detection (monitoring) quick-and-easy identification of restoration obstacles (e.g. draining mineral islands in restored bog polders) improvement of object orientated classification processes (texture, geometry, 3D information) development of workflows to support decision making during restoration of cut-over bogs (or other wetlands) UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems

Thank you for your kind attention! Questions? 12 Institute for Geography Münster UAV-Based Close Range Remote Sensing as a Monitoring Tool for the Restoration of Bog Ecosystems