Laccophilus revis ORIA STAGE II EXPANSION KEEP RIVER BASELINE AQUATIC FAUNA & TARGETED SAWFISH SURVEYS 2013 8 April 2014 ORIA Stage II Expansion – Keep River Baseline Aquatic Fauna & Targeted Sawfish Surveys September/October 2013 Prepared for: LandCorp Wesfarmers House, 40 The Esplanade, Perth WA 6000 Locked bag 5, Perth Business Centre, Perth WA 6849 Phone: (61 8) 9482 7499, Fax: (61 8) 9481 0861 by: Wetland Research & Management 16 Claude Street, Burswood, WA 6100 Ph +61 8 9361 4325 e-mail:
[email protected] Final Report v3 8 May 2014 Frontispiece: (top to bottom) juvenile dwarf sawfish ( Pristis clavata ) at EST03; freshwater whipray ( Himantura dalyensis ) at SR4; saltwater crocodile (Crocodylus porosus ) at K1-2 (photos by WRM ©). ii Study Team WRM Project Management: Andrew Storey Fieldwork: Adam Harman & Alex Riemer Macroinvertebrate identification: Kim Nguyen, Bonita Clark, Simon Ward Report: Jess Delaney & Sue Davies Internal review: Andrew Storey External Experts Chironomidae taxonomy: Dr Don Edward (The University of Western Australia) Acknowledgements This project was undertaken by Wetland Research & Management (WRM) on behalf of LandCorp. WRM would like to thank the Department of Water staff in Kununurra for logistical support, in particular Duncan Palmer and Luke Donovan. We would also like to thank Helen Larson, Richard George and Don Bennett for constructive discussions, and Deb Pearce, Peter Stubbs and Helen Larson for comments on the draft report. Water and sediment sample analyses were conducted by the ChemCentre W.A. Recommended Reference Format WRM (2014). ORIA Stage II – Keep River Baseline Aquatic Fauna and Targeted Sawfish Survey September/October 2013. Unpublished report to LandCorp prepared by Wetland Research & Management.