Site navigation:

ECOFACT ECOFACT | Expert assessments for small hydro schemes

The category page

Small hydro-electric schemes

ECOFACT provides expert Fisheries and Aquatic Ecology Consultancy providing specialist design, planning and monitoring services to the small hydro sector.

Our Managing Director Dr. William O’Connor previously worked for the Fisheries Conservation Section of the Irish Electricty Supply Board and has over 20 year’s professional fisheries and aquatic ecological management experience. All of our permanent senior staff are chartered members of the Institute of Fisheries Management (IFM) and Institute of Ecology and Environmental Management (IEEM).


Our company has a long established reputation for excellence in the provision of Fisheries and Aquatic Ecological Assessment and Management Services.

  • Our main focus is on providing the fisheries and ecology services required for the design, construction and operation of small hydroelectric schemes.  We work for government agencies, local authorities, private clients, rural estates, farmers, and community trusts across Ireland and UK.
  • Our fisheries expertise ranges from routine and specific surveys using electrical fishing and a wide range of netting techniques, covering migratory (e.g. salmonids, lampreys and eels), coarse and marine species, to the development of monitoring techniques for a number of rare species of conservation importance.
  • Setting compensation flows and designing fish passes and fishways are key services we provide. Click here to visit our Small Hydro and Fisheries Site

Current News Stories:

  • Major new book – Wildlife and Wind Farms

    A major new book will be published in May 2017 entitled ‘Wildlife and Wind Farms: Conflicts and Solutions’. Volume 1 of this book includes a chapter prepared by Ecofact Principal Ecologist Dr. William O’Connor. The two-volume set provides a comprehensive overview of the interactions between wind farms and wildlife, each volume dedicated to one of the two […]

    Continue Reading
  • Surveying wintering birds in the Irish Midlands

    Our staff are currently undertaking a number of wintering bird surveys in the Irish Midlands. Here we have provided some photos and videos from bird surveys we undertook during December 2015. Our bird surveys are undertaken to inform both the Environmental Impact Statement (EIS) and Natura Impact Statement (NIS) reports being prepared for proposed wind energy […]

    Continue Reading
  • Marine and estuarine ecology surveys

    Marine and estuarine ecological surveys are a key service provided by ECOFACT. These surveys are undertaken for a number of purposes, including informing the Environmental Impact Assessments and Article 6 Appropriate Assessments of proposed developments affecting the marine / estuarine environment. These surveys are also to monitor the impact of industrial and municipal discharges and aquaculture […]

    Continue Reading
  • Freshwater Pearl Mussel surveys

    The Freshwater Pearl Mussel Margaritifera margaritifera is a (freshwater) bivalve listed under Annex II and V of the EU Habitats Directive. It is legally protected in Ireland under Schedule 1 of the Wildlife Act (1976 (Protection of Wild Animals) (Statutory Instrument No. 112, 1990) and the European Communities (Natural Habitats) Regulations (Statutory Instrument No. 94, 1997). Owing […]

    Continue Reading
  • Our latest freshwater ecology surveys

    The gallery below is a selection of photos from the aquatic ecology survey work we completed during August and September 2015. The surveys here are being undertaken to inform projects such as the management of waste water treatment plants and water abstraction schemes. The work will also be used to inform environmental impact assessments and appropriate assessments of proposed […]

    Continue Reading

Photo Gallery

View More >>

Site Search