11. Does Rivers with Intervention All rivers carp YOY Catchment CMAs Carp recruitment is environmental flow overbank flow or positively correlated with CPUE & MDBA management increase managed floodplain inundation. Regional Age structure survival of carp and inundations which has potential to can this be mitigated? inundate floodplains enhance carp breeding Hydraulics unless careful planning is Growth incorporated. Several management techniques are available to reduce carp breeding on events. CMAs have expressed interest in a carp and flow question. This question may well be being addressed through other initiatives. 12. Specific question Possibly target a Intervention Goulburn/ Golden perch Survival Water Site CMAs Several Victorian rivers TBA specific flow release availability are under strong flow Broken Murray cod Movement MDBA for mitigating stress and the addition of Northern Northern spp quality drought/hypoxia environmental water can Drought and flows rivers conditions help sustain threatened Occupancy rates question possibly – fish populations. CMAs examining fish may be able to identify response/recovery to a specific sites where a flow designed to question could be maintain/save a fish investigated. population or a hypoxia question
11. Does environmental flow management increase survival of carp and can this be mitigated? Rivers with overbank flow or managed inundations which inundate floodplains Intervention All rivers carp YOY CPUE Age structure Hydraulics Growth Catchment & Regional CMAs MDBA Carp recruitment is positively correlated with floodplain inundation. has potential to enhance carp breeding unless careful planning is incorporated. Several management techniques are available to reduce carp breeding on events. CMAs have expressed interest in a carp and flow question. This question may well be being addressed through other initiatives. 12. Specific question TBA Drought and flows question – possibly examining fish response/recovery to a flow designed to maintain/save a fish population or a hypoxia question Possibly target a specific flow release for mitigating drought/hypoxia conditions Intervention Goulburn/ Broken Northern rivers Golden perch Murray cod Northern spp Survival Movement quality Occupancy rates Water availability Site CMAs MDBA Several Victorian rivers are under strong flow stress and the addition of environmental water can help sustain threatened fish populations. CMAs may be able to identify specific sites where a question could be investigated.
VEFMAP-Stage-6-Part-A-manual-Program-context-and-rationale.docx