Now showing items 1-20 of 20

  • Aquatic ecology of Lake Rotokare, Taranaki, and options for restoration

    Hicks, Brendan J.; Bell, Dudley G.; Duggan, Ian C.; Wood, Susanna A.; Tempero, Grant Wayne (Environmental Research Institute, The University of Waikato, 2013)
    Lake Rotokare is a 17.8-ha natural lake in eastern Taranaki, located 12 km east of Eltham in the 230-ha Rotokare Scenic Reserve. In 2008, the Rotokare Scenic Reserve Trust completed construction of an 8.2-km predator proof ...
  • Assessment of fish populations in Lake Horowhenua, Levin

    Tempero, Grant Wayne (Environmental Research Institute, The University of Waikato, 2013)
    Lake Horowhenua (Waipunahau) is of substantial historical, cultural and recreational value to the people of the Horowhenua region. However, water quality and biodiversity within the lake has been in decline for a number ...
  • Barrett Bush management plan

    Bryan, Catherine Louise (Environmental Research Institute, The University of Waikato, 2012)
    The current vegetation pattern of Barrett Bush is the result of complex landscape changes of both recent and historic times. The most recent natural landscape changes occurred as the Waikato River meandered across the ...
  • Comparison of the efficiency of three methods of isolating fish DNA from environmental samples

    Banks, Jonathan C.; Watson, Nathan; Hogg, Ian D. (Environmental Research Institute, Faculty of Science and Engineering, University of Waikato, 2014)
    The Lake Ecosystem Restoration New Zealand (LERNZ) project was initiated to restore indigenous biodiversity in lakes in part by developing new pest fish management and control technologies. One objective of the management ...
  • Development and validation of hydrolysis assays for seven species of exotic fish

    Banks, Jonathan C.; Hogg, Ian D. (Environmental Research Institute, The University of Waikato., 2014)
    Determining the distribution and presence of exotic taxa are significant challenges for eradication efforts and for restoration ecology. One method is detect the presence of introduced species that has shown promise is the ...
  • Distribution of silty sediments in the shallow subsurface of the shipping channels of Tauranga Harbour

    de Lange, Willem P.; Moon, Vicki G.; Fox, Bethany (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2014-12-10)
    Capital dredging in 1992 encountered some areas of siltier sediments that resulted in the formation of a highly visible plume. Subsequently multibeam and diver observations indicated that there are further areas of sediments ...
  • Ecological study of Barrett Domain, New Plymouth

    Efford, Jackson Tai; Bylsma, Rebecca Johanna (Environmental Research Institute, The University of Waikato, 2012)
    An ecological survey of Barrett Domain (New Plymouth) was conducted by the Environmental Research Institute, University of Waikato, for the New Plymouth District Council. The main ecological features of the domain were ...
  • Ecological study of Hickford Park and coastal walkway route options

    Bylsma, Rebecca Johanna; Efford, Jackson Tai (Environmental Research Institute, The University of Waikato, 2012)
    An ecological study of Hickford Park, (New Plymouth) was conducted by the Environmental Research Institute, University of Waikato, for the New Plymouth District Council. The main ecological features of the park were mapped ...
  • Environmental effects of the Manganui ski field, Mt Taranaki/Egmont

    Efford, Jackson Tai; Bylsma, Rebecca Johanna; Clarkson, Bruce D. (Environmental Research Institute, The University of Waikato, 2012)
    During May 2012, the environmental effects of the Manganui ski field were examined. Permanent quadrats first established in 1974 to monitor vegetation changes were re-measured, vegetation mapping was conducted, modifications ...
  • Evaluation of the Hamilton City Council plants for Gullies programme

    Clarkson, Bruce D.; Clarkson, Fiona Marie; Bryan, Catherine Louise (Environmental Research Institute, The University of Waikato, 2012)
    This evaluation found that the Hamilton City Council Plants for Gullies programme is successfully facilitating the restoration and enhancement of Hamilton City gullies by private gully owners. The mean number of native ...
  • Evaluation of vegetation and stream health within sites supported by the Hamilton City Council Plants for Gullies Programme

    Bylsma, Rebecca Johanna; Efford, Jackson Tai; Kirby, Catherine Louise (Environmental Research Institute, The University of Waikato, 2013)
    Between August 2012 and March 2013, the Environmental Research Institute, University of Waikato, conducted a survey of randomly selected Hamilton gully sites which had received plants from the Hamilton City Council’s Plants ...
  • Fish biomass and gonad development in the Rotopiko (Serpentine) lakes

    Wu, Nicholas; Daniel, Adam Joshua; Tempero, Grant Wayne (University of Waikato, 2013)
    The Rotopiko (Serpentine) lake complex is one of the Waikato region’s few peat lake systems that contains primarily native aquatic plants. Retaining the natural state of the lakes has been considered a high priority by the ...
  • Fishing activity in the Waikato and Waipa rivers

    Hicks, Brendan J.; Allan, Dave G.; Kilgour, Jonathan T.; Watene-Rawiri, Erina M.; Stichbury, Glen; Walsh, Cameron (Environmental Research Institute, The University of Waikato, 2013)
    The purpose of this research project is to collate information regarding the recent use of fisheries resources in the Waikato River and Waipa River catchment areas. In particular, the project sought to summarise the ...
  • Lake Rotokakahi water quality update 1990-2011

    Butterworth, Joseph (Environmental Research Institute, The University of Waikato, 2012)
    Lake Rotokakahi is an Iwi-owned lake administered by the Lake Rotokakahi Board of Control on Behalf of lake owners who are descendants from the Ngāti Tumatawera and Tūhourangi hapū of Te Arawa. It is mesotrophic (moderate ...
  • Life-history of Lake Horowhenua common smelt: analysis of otolith chemistry and vertebral counts

    Tana, Raymond; Tempero, Grant Wayne (Environmental Research Institute, The University of Waikato, 2013)
    Lake Horowhenua is a coastal eutrophic lake on the west coast of the North Island. A recent survey of the lake found lower than expected fish diversity but comparatively abundant native fish populations, comprising mostly ...
  • Mercury Bay Coastal Processes Study: Data Report for 2014 & 2015.

    Walker, Justin H.; Immenga, Dirk; Sandwell, Dean; Bryan, Karin R. (Environmental Research Institute, The University of Waikato, 2015)
    Two month-long hydrographic and sedimentation field campaigns were conducted from July 15th, 2014 to August 13th, 2014 and from April 9th, 2015 to May 8th, 2015 within the Mercury Bay-Whitianga Inlet-northern Whitianga ...
  • Potential science tools to support mahinga kai decision-making in freshwater management

    Collier, Kevin J.; Death, Russell G.; Hamilton, David P.; Quinn, John M. (Environmental Research Institute, The University of Waikato, 2014)
    Mahinga kai is a key value for freshwater management that needs to be articulated in objective setting for environmental limits in the National Objectives Framework (NOF). Mahinga kai generally refers to indigenous freshwater ...
  • Preliminary analysis of boat electrofishing in the Waikato River in the vicinity of the Huntly Power Station: Part 1 - fishing on 2 September 2013

    Hicks, Brendan J.; Tempero, Grant Wayne (Environmental Research Institute, The University of Waikato, 2013)
    This report gives a basic summary of the first sampling of a three-part monitoring project for Genesis Power Ltd (Genesis) that the University of Waikato is undertaking in close collaboration with National Institute of ...
  • Storm water inflow to Oranga Lake, University of Waikato Hamilton Campus

    Tempero, Grant Wayne; Hamilton, David P. (Environmental Research Institute, The University of Waikato, 2014)
    Oranga Lake is one of three constructed lakes located on the University of Waikato Hamilton campus. It has had persistent problems of high turbidity, prolific seasonal macrophyte growths and phytoplankton blooms. Recent ...
  • Sub-surface stratigraphy of Stella Passage, Tauranga Harbour.

    Moon, Vicki G.; de Lange, Willem P.; Jorat, Ehsan; Christophers, Amy; Moerz, Tobias (Environmental Research Institute, Faculty of Science and Engineering, University of Waikato, Hamilton, New Zealand., 2013)
    Port of Tauranga Ltd supported two initiatives designed to develop a greater understanding of the distribution of sediments below Stella Passage (Figure 1), particularly relating to areas that may require future dredging: (1) ...