Rotorua Lakes Symposium 2015: Recently added
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Session 4 Discussion: Rototrua Lakes Symposium 2015
(LakesWater Quality Society, 2015)Session 4 Discussion: Rototrua Lakes Symposium 2015 -
Closing comments: Rotorua Lakes Symposium 2015
(LakesWater Quality Society, 2015)Closing comments: Rotorua Lakes Symposium 2015 -
Session 7 Discussion: Rototrua Lakes Symposium 2015
(LakesWater Quality Society, 2015)Session 7 Discussion: Rototrua Lakes Symposium 2015 -
Responsibilities and funding – consenting pathways and options
(LakesWater Quality Society, 2015)This presentation will outline the regulatory framework for biosecurity programmes within the Rotorua Lakes and explore a range of potential options for tackling the framework, drawing on my experiences with collaborative ... -
The role of a weed management Agency – a smart approach to delivering innovative biosecurity services
(LakesWater Quality Society, 2015)Over the past year, Land Information New Zealand (LINZ) has taken a new approach to biosecurity as a result of significant external factors and a new, organisation-wide 10 year vision. We have reviewed our biosecurity aims ... -
Statutory responsibilities and barriers to action
(LakesWater Quality Society, 2015)Looking at the context of current policies and institutions, this presentation will explore possibilities for enhancing the effectiveness of control actions for lake weed and wallabies. -
Watching for invasive species: public engagement
(LakesWater Quality Society, 2015)Invasive species continue to be one of the greatest threats to the Rotorua lakes and include not only water weeds and wallabies, but other organisms too. Invasive molluscs such as zebra and quagga mussels have the potential ... -
Session 6 Discussion: Rototrua Lakes Symposium 2015
(LakesWater Quality Society, 2015)Session Six Discussion: Rototrua Lakes Symposium 2015 -
Perspective of a consultant and contractor
(LakesWater Quality Society, 2015)Pest management can be a very polarising issue. Every pest management operation is different, reflecting variations in terrain, accessibility, ecology, the types of pests present and the nature and scale of previous pest ... -
Dama Wallabies: Their history of colonization and control at Okataina/Tarawera
(LakesWater Quality Society, 2015)Dama wallabies (Macropus eugenii) were liberated near the southern end of Lake Okareka in 1912. By the 1970s their numbers had built to high levels in the forests surrounding Okareka, Okataina and Tarawera and the damage ... -
Control of pests in Lake catchments – the Department of Conservation’s perspective
(LakesWater Quality Society, 2015)A key part of the Department of Conservation’s (DOC) work is to ensure the diversity of New Zealand’s natural heritage is maintained and restored. However, is a huge task and DOC’s resources cannot stretch to do everything ... -
Session 5 Discussion: Rototrua Lakes Symposium 2015
(LakesWater Quality Society, 2015)Session 5 Discussion: Rototrua Lakes Symposium 2015 -
The link between erosion, phosphorus and water quality
(LakesWater Quality Society, 2015)In lakes, the solubility of phosphorus (P) in water, and therefore its availability to aquatic plants (macrophytes and algae) for growth, is controlled by oxygen and pH. The supply of dissolved reactive P (DRP) to the lake ... -
The changing face of Lake Okataina’s ‘phosphorus scape’: Who is the culprit?
(LakesWater Quality Society, 2015)Lake sediments contain a great wealth of data on biogeochemical and limnological processes of historical importance, which can be used to interpret natural ecosystem dynamics, and climatic and anthropogenic impacts. In ... -
An ecological perspective on ‘undisturbed’ lake catchments in the Rotorua District
(LakesWater Quality Society, 2015)There is currently concern about trends in water quality in some lakes in largely natural catchments. Various potential contributing causes are under consideration, including pest animals, such as wallabies, and pest plants. ... -
New Zealand’s indigenous forests – their status and drivers of change
(LakesWater Quality Society, 2015)New Zealand’s remaining indigenous forests and shrublands are of immense cultural, environmental, and economic significance. A representative plot-based sample of these forests and shrublands has recently allowed an unbiased ... -
The importance of restoring the Rotorua Lakes
(LakesWater Quality Society, 2015)In November last year the Rotorua District Council resolved to change our trading name to Rotorua Lakes Council. This was passed at Council and caused a stir; everything I do seems to cause a stir because we did not consult ... -
Wrap up summary of the day
(LakesWater Quality Society, 2015)Summary of Day 1 2015 LakesWater Quality Society conference. -
Biosecurity management overview
(LakesWater Quality Society, 2015)Today’s symposium topic is the issue of water weeds in the Rotorua Lakes and their management. I will discuss how and where these weeds came from and how they got into New Zealand. The weeds discussed are only a small ... -
Success studies and the way forward
(LakesWater Quality Society, 2015)This paper will cover what successful aquatic weed management looks like. It follows a range of historical management actions with numerous examples of ‘success’. Successes include preventing weed problems arriving, detecting ...
