Fish Community Condition of the Mackay Whitsunday Region
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Queensland the Smart State Fish Community Condition of the Mackay Whitsunday Region JULY 2007 MATTHEW MOORE, TRENT POWER AND TIM MARSDEN Queensland the Smart State Queensland the Smart State PR07-3064 Fish Community Condition of the Mackay Whitsunday Region JULY 2007 MATTHEW MOORE • TRENT POWER • TIM MARSDEN DEPARTMENT OF PRIMARY INDUSTRIES AND FISHERIES 2007 i Queensland the Smart State Information contained in this publication is provided as general advice only. For application to specific circumstances, professional advice should be sought. The Queensland Department of Primary Industries and Fisheries has taken all reasonable steps to ensure the information contained in this publication is accurate at the time of publication. Readers should ensure that they make appropriate enquires to determine whether new information is available on the particular subject matter. For further information contact: Tim Marsden Fisheries Biologist Queensland Department of Primary Industries and Fisheries Ph: (07) 49670 724 © The State of Queensland, Department of Primary Industries and Fisheries 2007 Copyright protects this publication. Except for purposes permitted by the Copyright Act, reproduction by whatever means is prohibited without the prior written permission of the Department of Primary Industries and Fisheries, Queensland. Enquires should be addressed to: Deputy Director General (Fisheries) Queensland Department of Primary Industries and Fisheries GPO Box 46 BRISBANE QLD 4001 Cover Figure: Photographs of sampling techniques utilised in the current survey. DEPARTMENT OF PRIMARY INDUSTRIES AND FISHERIES 2007 ii Table of Contents ACRONYMS..................................................................................................................................V GLOSSARY OF TERMS...............................................................................................................V INTRODUCTION........................................................................................................................... 1 MACKAY WHITSUNDAY REGION.................................................................................................... 1 Landuse ................................................................................................................................ 2 CONDITION OF STREAMS, FISH HABITAT AND FISH COMMUNITIES .................................................. 3 Regional Overview................................................................................................................ 3 FISHERIES.................................................................................................................................... 9 FISH HABITATS.......................................................................................................................... 10 Large Streams .................................................................................................................... 10 Small Streams .................................................................................................................... 12 Wetlands............................................................................................................................. 14 Lagoons .............................................................................................................................. 15 METHODS................................................................................................................................... 16 STUDY AREA............................................................................................................................. 16 FISH COMMUNITY SAMPLING...................................................................................................... 17 RESULTS.................................................................................................................................... 20 PRE WET SEASON GENERAL FRESHWATER CATCH SUMMARY ..................................................... 20 PRE WET SEASON FRESHWATER COMMUNITY STRUCTURE ......................................................... 23 Repulse Creek .................................................................................................................... 23 Myrtle Creek ....................................................................................................................... 24 Andromache River .............................................................................................................. 25 O’Connell River................................................................................................................... 26 St Helens Creek.................................................................................................................. 27 Pioneer System ..................................................................................................................28 Bakers Creek ...................................................................................................................... 29 Sandy Creek ....................................................................................................................... 30 Plane Creek ........................................................................................................................ 31 Rocky Dam Creek............................................................................................................... 32 Basin Creek ........................................................................................................................ 33 Carmila Creek..................................................................................................................... 34 PRE WET SEASON GENERAL MARINE CATCH SUMMARY .............................................................. 35 PRE WET SEASON MARINE COMMUNITY STRUCTURE .................................................................. 39 Myrtle Creek Estuary (Proserpine River)............................................................................ 39 O’Connell River Estuary ..................................................................................................... 41 St Helens Creek Estuary .................................................................................................... 43 Pioneer River Estuary......................................................................................................... 45 Bakers Creek Estuary......................................................................................................... 47 Plane Creek Estuary........................................................................................................... 49 Rocky Dam Creek Estuary ................................................................................................. 51 Carmila Creek Estuary........................................................................................................ 53 POST WET SEASON GENERAL FRESHWATER CATCH SUMMARY .................................................. 55 POST WET SEASON FRESHWATER COMMUNITY STRUCTURE ....................................................... 58 Repulse Creek .................................................................................................................... 58 Myrtle Creek ....................................................................................................................... 59 Andromache River .............................................................................................................. 60 O’Connell River................................................................................................................... 61 St Helens Creek.................................................................................................................. 62 Pioneer System ..................................................................................................................63 Bakers Creek ...................................................................................................................... 64 Sandy Creek ....................................................................................................................... 65 Plane Creek ........................................................................................................................ 67 Rocky Dam Creek............................................................................................................... 68 Basin Creek ........................................................................................................................ 69 DEPARTMENT OF PRIMARY INDUSTRIES AND FISHERIES 2007 iii Carmila Creek..................................................................................................................... 70 POST WET SEASON GENERAL MARINE CATCH SUMMARY ............................................................ 71 POST WET SEASON MARINE COMMUNITY STRUCTURE................................................................ 76 Repulse Creek Estuary....................................................................................................... 76 Myrtle Creek Estuary .......................................................................................................... 78 O’Connell River Estuary ..................................................................................................... 80 St Helens Creek Estuary ...................................................................................................