Browsing by Series "ERI report"

Now showing items 1-20 of 71

  • Anthropogenic phosphorus loads to Lake Rotorua

    Tempero, Grant Wayne; McBride, Chris G.; Abell, Jonathan Michael; Hamilton, David P. (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2015)
    Past wastewater disposal practices and ongoing catchment land-use intensification have resulted in the eutrophication of Lake Rotorua. These changes have been associated with elevated nutrient loads to the lake from point ...
  • 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 effects of proposed treated wastewater discharge to the Te Arikiroa Thermal Channel and Sulphur Bay (Lake Rotorua)

    Dada, Ayokunle Christopher; Hicks, Brendan J.; Ling, Nicholas; Hamilton, David P.; Abell, Jonathan Michael (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2018)
    After 2019, irrigation operations at the Land Treatment System (LTS) in the Whakarewarewa Forest are scheduled to cease. A number of options and locations have been considered for the discharge of the treated wastewater ...
  • 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 ...
  • Assessment of the ecohydrological functioning of Otakairangi Wetland, Northland

    Campbell, David I. (Environmental Research Institute, The University of Waikato, 2017)
    Otakairangi is the largest wetland remnant on the floodplain of Northland’s Wairua River near Hikurangi. Extensive peat deposits many metres deep accumulated over thousands of years on the valley floors of the Otakairangi ...
  • Assessment of the Waikato River estuary delta for whitebait habitat management: field survey, GIS modelling and hydrodynamic modelling

    Jones, Hannah Frances Emily; Hamilton, David P. (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2014)
    The University of Waikato was contracted by Waikato Regional Council to develop a hydrodynamic model of the Waikato River delta to aid with the assessment of whitebait spawning habitat, and to help inform restoration plans ...
  • 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 ...
  • Boat electrofishing survey of fish abundance in the Ohau Channel, Rotorua, in 2013

    Hicks, Brendan J.; Bell, Dudley G.; Tana, Raymond (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2014)
    The aim of this survey was to provide on-going monitoring of the fish communities and abundance in the Ohau Channel, especially fish species that are taonga to Maori (eels, goldfish, and koura). In the current study we ...
  • Boat electrofishing survey of fish abundance in the Ohau Channel, Rotorua, in 2014

    Hicks, Brendan J.; Bell, Dudley G.; Powrie, Warrick (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2015)
    The aim of the survey was to provide on-going monitoring of the fish communities and abundance by boat electrofishing in the Ohau Channel, especially fish species that are taonga to Maori (eels, goldfish, and koura). In ...
  • Boat electrofishing survey of fish abundance in the Ohau Channel, Rotorua, in 2015

    Hicks, Brendan J.; Bell, Dudley G.; Powrie, Warrick; Robinson, Freya (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2016)
    The aim of the survey was to provide on-going monitoring of the fish communities and abundance by boat electrofishing in the Ohau Channel, especially fish species that are taonga to Maori (eels, goldfish, and koura). In ...
  • Boat electrofishing survey of fish abundance in the Ohau Channel, Rotorua, in 2016

    Hicks, Brendan J.; Bell, Dudley G.; Powrie, Warrick; Douie, Andrew (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2016, 2017)
    The aim of the survey was to provide on-going monitoring of the fish communities and abundance by boat electrofishing in the Ohau Channel, especially fish species that are taonga to Maori (tuna, or eels, morihana, or ...
  • Boat electrofishing survey of fish abundance in the Ohau Channel, Rotorua, in 2017

    Hicks, Brendan J.; Bell, Dudley G.; Powrie, Warrick; Rawiri, Lily (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2018)
    The aim of the survey was to provide on-going monitoring of the fish communities and abundance by boat electrofishing in the Ohau Channel, especially fish species that are taonga to Maori (tuna, or eels, morihana, or ...
  • Boat electrofishing survey of the Awaiti and Bancrofts canals (Tee Head Canal), Piako River system

    Hicks, Brendan J.; Bell, Dudley G. (Environmental Research Institute, University of Waikato, 2018)
    This purpose of this survey of Awaiti and Bancrofts canals was to establish the presence of fish in the canals and to determine their relative density and biomass by boat electrofishing. These canals drain the Kopuatai ...
  • Boat electrofishing survey of the Awatapu Lagoon and lower Tarawera River

    Hicks, Brendan J.; Bell, Dudley G.; Powrie, Warrick (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2015)
    The Department of Conservation (DOC) and Bay of Plenty Regional Council contracted the University of Waikato to conduct a boat electrofishing survey of the Awatapu Lagoon, the old Rangitaiki River channel and the lower ...
  • Boat electrofishing survey of the Kaituna River and Bell Road oxbow

    Hicks, Brendan J.; Bell, Dudley G.; Powrie, Warrick (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2014)
    The Department of Conservation (DOC) and Bay of Plenty Regional Council contracted the University of Waikato to conduct a boat electrofishing survey of the Kaituna River and Bell Road oxbow. This survey was in response ...
  • Boat electrofishing surveys of fish populations in the Ohau Channel in 2011 and 2012

    Hicks, Brendan J.; Tana, Raymond; Bell, Dudley G. (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2013)
    The aim of the survey was to provide on-going monitoring of the fish communities and abundance in the Ohau Channel, especially fish species that are taonga to Maori (eels, goldfish, and koura). In the current study we ...
  • Catchment and lake water quality modelling to assess management options for Lake Tutira

    McBride, Chris G.; Hamilton, David P. (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2017)
    Lake Tutira is an important ecological, historical and cultural asset to the Hawke’s Bay. It is a highly utilised trout fishery, a popular recreational destination, and is particularly significant to Ngāti Kahungunu, for ...
  • Comparative fish abundance in the shallow Waikato lakes Whangape and Hakanoa

    Hicks, Brendan J.; Bell, Dudley G.; Powrie, Warrick; Caldwell, Charlotte C. (Environmental Research Institute, Faculty of Science and Engineering, The University of Waikato, 2016)
    The Waikato-Tainui College for Research and Development contracted the University of Waikato to conduct boat electrofishing estimates of the fish abundance in lakes Whangape and Hakanoa; both are shallow, riverine lakes ...
  • 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 ...
  • A coupled hydrodynamic-ecological model of management options for restoration of Lake Ohinewai

    Allan, Mathew Grant (Environmental Research Institute, The Waikato University, 2016)
    Koi carp (Cyprinus carpio) is regarded as one of the ecologically most destructive invasive freshwater species capable of degradation of shallow aquatic ecosystems. This degradation is largely due to their benthic foraging ...