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How do you design surveillance and monitoring? Jake Overton, Tony Olsen Rob Phillips, Jennifer Brown Dave Saville, Lyman McDonald Brian McArdle, James.

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Presentation on theme: "How do you design surveillance and monitoring? Jake Overton, Tony Olsen Rob Phillips, Jennifer Brown Dave Saville, Lyman McDonald Brian McArdle, James."— Presentation transcript:

1 How do you design surveillance and monitoring? Jake Overton, Tony Olsen Rob Phillips, Jennifer Brown Dave Saville, Lyman McDonald Brian McArdle, James Russell Dawn Lemke, Meghan Williams

2 1 st occurrence Natural Distribution - Current or potential SpreadManagingOUTPUT PresenceOpportunisticDots on map Presence /Available Spatially Extensive Survey Map of distribution, P(occur) Presence /Absence Spatially Extensive Survey Un/Equal Probability design Map of distribution, P(occur) Abundance /Cover Un/Equal Probability design Un/Equal Probability design Map of density Population structure Unequal Probability design Spatial modelling METRICNumber of new species Proportion occupied Change in distribution, shapes of hotspots Complex eg control effects

3 Gradients in the matrix Number of species being surveyed Information for designing unequal probability sampling Integrating the survey designs

4 Discussion points Temporal issues –How often to resurvey? –Linked to timescale of RPMS Base survey – 200 sites for 5 years will give 1000 sites Extra surveys for species and sites of concern Use of qualitative vs quantitative data, volunteers etc

5 Where to from here? Many PhD ideas!! Interesting discussions with Regional Councils NZ-wide survey Integrated surveys


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