The IGF Jena uses a variety of standard and innovative methods and techniques to guarantee high-quality studies
![](https://en.igf-jena.com/wp-content/uploads/2019/06/Elektrobefischung_mod-1024x576.jpg)
Electrofishing
Photos: IGF
![](https://en.igf-jena.com/wp-content/uploads/2019/06/netfishing_mod-1024x576.jpg)
Net fishing: cage traps, tow nets and purse seines
Photos: IGF
![](https://en.igf-jena.com/wp-content/uploads/2019/06/libelle_benthos-1024x576.jpg)
Benthic sampling for macroinvertebrates
Photos: IGF
![](https://en.igf-jena.com/wp-content/uploads/2019/06/pittagging-1024x576.jpg)
RFID, radio and acoustic telemetry
Photos: IGF
![](https://en.igf-jena.com/wp-content/uploads/2019/06/unterwasser_fotos-1024x576.jpg)
Underwater fish photography
Photos: IGF
![](https://en.igf-jena.com/wp-content/uploads/2019/06/videosurveilance-1-1024x576.jpg)
Underwater video surveillance
Photos: IGF
![](https://en.igf-jena.com/wp-content/uploads/2019/06/sonar_imaging-1024x576.jpg)
Imaging-Sonar
Photos: M. Schmidt, IGF
![](https://en.igf-jena.com/wp-content/uploads/2019/06/maping-1-1024x576.jpg)
Accurate surveying of rivers subtrates and riverine structure elements using drone images and GPS
Photos: IGF
![](https://en.igf-jena.com/wp-content/uploads/2019/07/Habitat_karte-1024x708.jpg)
Extensive GIS analysis: e.g. GIS-based habitats map creation
Image: IGF
![](https://en.igf-jena.com/wp-content/uploads/2019/07/Graphik-Deckblatt_casimir2.jpg)
CASIMIR Modeling: Habitat simulation and modelling of hydromorphological parameters of rivers, including flow velocity, water depth profiles and substrate types
Image: IGF