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Displaying items by tag: waste water

Waste water continues to harm the quality of many of Ireland’s rivers, estuaries, lakes and coastal waters, a report by the Environmental Protection Agency (EPA) says.

Over half of Ireland’s waste water discharges are not meeting EU standards set to protect the environment, it says.

Uisce Éireann “still does not have clear plans to prevent pollution at some of the most significantly impacted water bodies”, and “it is vital these are resolved through its new investment plan”, the EPA says.

It says that Uisce Éireann has committed to eliminating raw sewage discharges by 2025 from the majority of the 26 towns and villages which have no treatment.

Treatment plants must be operated and maintained properly to prevent impacts on the environment, it says.

The EPA report, entitled Urban Waste Water Treatment in 2022 and published today, shows that Uisce Éireann has made progress in stopping discharges of raw sewage over the past year, with the connection of six villages to new treatment plants in 2022.

“While it is encouraging to see continued progress in stopping the unacceptable practice of discharging raw sewage into our environment, waste water remains a significant pressure on Ireland’s water ways and is adversely impacting water quality,” EPA director Dr Tom Ryan says.

“The pace at which Uisce Éireann is delivering improvements needs to accelerate to prevent pollution and protect water quality,” he says.

“Uisce Éireann must take the opportunity of its new investment plan for 2025 to 2029 to deliver waste water infrastructure that meets the needs of our society and protects and improves our environment into the future,” he says.

“ The investment plan must prioritise resources to prevent pollution in the priority areas highlighted by the EPA,” he says.

The EPA says that 30 years after Ireland was required to bring provisions into force to comply with EU treatment standards set to protect the environment, less than half (45 per cent) of waste water is treated to these standards.

It says this is expected to improve significantly to over 90 per cent when the upgrade of Ireland’s largest treatment plant at Ringsend in Dublin is complete.

Noel Byrne, EPA Programme Manager, welcomed the fact that Uisce Éireann is currently building infrastructure at large urban areas, including Ringsend and Arklow, which are designed to treat waste water to a high standard.

“However, poor management practices at upgraded plants, such as Skibbereen and Courtmacsherry, caused inadequately treated sewage to discharge into the environment. This is not acceptable as these plants have sufficient treatment capacity,” he said.

“Uisce Éireann must implement effective maintenance programmes for existing infrastructure and improve its operation and management of treatment plants to prevent such failures in future,” he said.

The report is available on the EPA website.

Published in Marine Wildlife
Tagged under

Inland Fisheries Ireland (IFI) says it welcomes the Environmental Protection Agency’s new report on urban waste water treatment in 2019.

Published this week, the EPA’s report criticises Irish Water over failure to meet pollution prevention standards at treatment facilities for 19 large towns and cities around Ireland.

Commenting on the report, IFI’s head of operations Dr Greg Forde said: “Continuing untreated discharges to waters around Ireland pose an unacceptable risk to the environment and public health.

“These untreated discharges are preventing the recovery of the biodiversity and ecology of significant rivers, estuaries and also where discharges go direct to the sea.

“It is unacceptable that many rivers are failing to recover due to persistent untreated discharges or overflow discharges where the capacity of treatment plants is inadequate to address growing populations.”

Dr Forde added that IFI is also concerned about the 35 predominantly coastal towns and villages without proper facilities for the treatment of sewage.

“It is not until 2022 that a significant number of these plants will come online,” he said.

As previously reported on Afloat.ie, IFI has launched updated guidelines on ‘Planning for Watercourses in the Urban Environment’ which outline an integrated watercourse protection strategy.

Published in Angling

Clean Coasts partnered with Irish Water, for the second year running, launch the ‘Think Before You Flush’ Community Initiative. This programme aims to tackle the problems sanitary products can cause our waste water network and marine environment if flushed down the toilet.

As part of the Initiative, educational workshops for schools and businesses as well as community information events will be held to raise awareness of sewage related littering and change poor flushing behaviour.

In 2015, the ‘Think Before You Flush’ campaign focused on a community initiative in Galway City. Due to its great success this year 8 more communities from across the country are now actively involved. These communities will work with Clean Coasts and Irish Water to increase awareness of sewage related litter.

The ‘Think Before You Flush’ Communities for 2017 are:

1. Galway City
2. Balbriggan, Dublin
3. Ballycotton, Cork
4. Birr, Offaly
5. Wexford Town, Wexford
6. Dingle, Kerry
7. Bettystown, Meath
8. Virginia, Cavan
9. Tramore, Waterford

Sanitary items such as cotton bud sticks, face/baby wipes and those items we term as our ‘Dirty Dozen’ should not be flushed down the toilet, entering our waste water treatment network, which is unable to deal with this type of waste. In a study of over 1000 Irish people, a shocking 3 in 10 admitted to flushing such items down the toilet. Of these, 58% admitted to flushing baby wipes down the toilet, 40% facial wipes, 26% cotton bud sticks, 24% tampons and 21% cigarette butts. More than half of those who flush these items down the toilet did so simply due to a lack of knowledge. Sewage related litter is one of the largest categories of litter found on our beaches and is considered to be the most offensive.

90% of those surveyed agreed that seeing sewage related litter during a visit to the beach would disgust them while 84% of those surveyed agreed that if they knew that the items flushed down the toilet could end up being discharged into the ocean and could pollute our coastline and cause potential health risks they would not dispose of items in this way. This type of marine litter is totally preventable by simply changing our flushing behaviour.

Speaking about the expansion of the Think Before You Flush initiative to 9 Communities Sinead McCoy, Coastal Communities Manager, An Taisce said, “The Think Before You Flush campaign increases education and awareness about sewage related litter, enabling people to realise the consequence of their simple bathroom routine, and preventing items like cotton bud sticks washing up on Ireland’s spectacular beaches.”

Grainne Carey, Regional Information Specialist, Irish Water said, “By making small changes in our flushing behaviour we can prevent the harm caused by sewage related litter in the marine environment. Irish Water is investing significantly in improvements to wastewater infrastructure across the country and by partnering with Clean Coasts and local communities around the country we aim to develop an holistic approach to ensure our beaches and other receiving waters, are safe and protected.’'

Published in Coastal Notes
Tagged under

#CorkHarbour - Untreated sewage is being discharged from "multiple" locations into Cork Harbour as residents await the development of new waste water treatment works.

As reported by Fine Gael Councillor Deirdre Forde, harbour officials have given confirmation that "there are still multiple untreated discharges to Cork Harbour.

"It is not simply a case of repairing a broken sewer to cease untreated discharges," the spokesperson added.

Waste water from Crosshaven, Carrigaline, Ringaskiddy, Passage West and Cobh, among other areas, is discharged through a number of outflows into the lower harbour - a region earmarked for a new drainage scheme project that's projected to be completed three years from now.

Harbour officials underlined that the level of the water table has no impact on the discharge, and that as the lower harbour is not designated for bathing there are no issues for swimmers.

Published in Cork Harbour

#NEWS UPDATE - The Minister for Health has raised concerns over a new water treatment 'super plant' planned for Fingal, amid fears that a malfunction could see huge amounts of raw sewerage pumped into the Irish Sea.

As reported in The Irish Times, Dr James Reilly echoed worries expressed by his north Dublin constituents and members of community group Reclaim Fingal Alliance, noting that the people of Skerries, Loughshinny and Rush are particularly "worried about the effects of the outfall pipe in their area".

The minister said that none of the nine sites being considered by Fingal County Council and Greater Dublin Drainage was suitable for sewerage treatment, and that any waste should be treated to "advanced levels" to make the outfall as clean as possible, thereby avoiding adverse impact on shellfish beds.

As many as 10,000 letters of objection have been lodged against the plan by campaigners including local farmers and environmentalists.

The Irish Times has more on the story HERE.

Published in News Update

Aquaculture Information

Aquaculture is the farming of animals in the water and has been practised for centuries, with the monks farming fish in the middle ages. More recently the technology has progressed and the aquaculture sector is now producing in the region of 50 thousand tonnes annually and provides a valuable food product as well as much needed employment in many rural areas of Ireland.

A typical fish farm involves keeping fish in pens in the water column, caring for them and supplying them with food so they grow to market size. Or for shellfish, containing them in a specialised unit and allowing them to feed on natural plants and materials in the water column until they reach harvestable size. While farming fish has a lower carbon and water footprint to those of land animals, and a very efficient food fed to weight gain ratio compared to beef, pork or chicken, farming does require protein food sources and produces organic waste which is released into the surrounding waters. Finding sustainable food sources, and reducing the environmental impacts are key challenges facing the sector as it continues to grow.

Salmon is the most popular fish bought by Irish families. In Ireland, most of our salmon is farmed, and along with mussels and oysters, are the main farmed species in the country.

Aquaculture in Ireland

  • Fish and shellfish are farmed in 14 Irish coastal counties.
  • Irish SMEs and families grow salmon, oysters, mussels and other seafood
  • The sector is worth €150m at the farm gate – 80% in export earnings.
  • The industry sustains 1,833 direct jobs in remote rural areas – 80% in the west of Ireland
  • Every full-time job in aquaculture creates 2.27 other jobs locally (Teagasc 2015)
  • Ireland’s marine farms occupy 0.0004% of Ireland’s 17,500Km2 inshore area.
  • 83% of people in coastal areas support the development of fish farming
  • Aquaculture is a strong, sustainable and popular strategic asset for development and job creation (Foodwise 2025, National Strategic Plan, Seafood
  • Operational Programme 2020, FAO, European Commission, European Investment Bank, Harvesting Our Ocean Wealth, Silicon Republic, CEDRA)
    Ireland has led the world in organically certified farmed fish for over 30 years
  • Fish farm workers include people who have spent over two decades in the business to school-leavers intent on becoming third-generation farmers on their family sites.

Irish Aquaculture FAQs

Aquaculture, also known as aquafarming, is the farming of aquatic organisms such as fish, crustaceans, molluscs and aquatic plants, and involves cultivating freshwater and saltwater populations under controlled conditions- in contrast to commercial fishing, which is the harvesting of wild fish. Mariculture refers to aquaculture practiced in marine environments and in underwater habitats. Particular kinds of aquaculture include fish farming, shrimp farming, oyster farming, mariculture, algaculture (such as seaweed farming), and the cultivation of ornamental fish. Particular methods include aquaponics and integrated multi-trophic aquaculture, both of which integrate fish farming and plant farming.

About 580 aquatic species are currently farmed all over the world, according to the UN Food and Agriculture Organisation (FAO), which says it is "practised by both some of the poorest farmers in developing countries and by multinational companies".

Increasing global demand for protein through seafood is driving increasing demand for aquaculture, particularly given the pressures on certain commercially caught wild stocks of fish. The FAO says that "eating fish is part of the cultural tradition of many people and in terms of health benefits, it has an excellent nutritional profile, and "is a good source of protein, fatty acids, vitamins, minerals and essential micronutrients".

Aquaculture now accounts for 50 per cent of the world's fish consumed for food, and is the fastest-growing good sector.

China provides over 60 per cent of the world's farmed fish. In Europe, Norway and Scotland are leading producers of finfish, principally farmed salmon.

For farmed salmon, the feed conversion ratio, which is the measurement of how much feed it takes to produce the protein, is 1.1, as in one pound of feed producing one pound of protein, compared to rates of between 2.2 and 10 for beef, pork and chicken. However, scientists have also pointed out that certain farmed fish and shrimp requiring higher levels of protein and calories in feed compared to chickens, pigs, and cattle.

Tilapia farming which originated in the Middle East and Africa has now become the most profitable business in most countries. Tilapia has become the second most popular seafood after crab, due to which its farming is flourishing. It has entered the list of best selling species like shrimp and salmon.

There are 278 aquaculture production units in Ireland, according to Bord Iascaigh Mhara (BIM) *, producing 38,000 tonnes of finfish and shellfish in 2019 and with a total value of €172 million

There are currently almost 2,000 people directly employed in Irish aquaculture in the Republic, according to BIM.

BIM figures for 2019 recorded farmed salmon at almost 12,000 tonnes, valued at €110 million; rock oysters reached 10,300 tonnes at a value of €44 million; rope mussels at 10,600 tonnes were valued at €7 million; seabed cultured mussels at 4,600 tonnes were valued at €7 million; "other" finfish reached 600 tonnes, valued at €2 million and "other" shellfish reached 300 tonnes, valued at €2 million

Irish aquaculture products are exported to Europe, US and Asia, with salmon exported to France, Germany, Belgium and the US. Oysters are exported to France, with developing sales to markets in Hong Kong and China. France is Ireland's largest export for mussels, while there have been increased sales in the domestic and British markets.

The value of the Irish farmed finfish sector fell by five per cent in volume and seven per cent in value in 2019, mainly due to a fall on salmon production, but this was partially offset by a seven per cent increased in farmed shellfish to a value of 60 million euro. Delays in issuing State licenses have hampered further growth of the sector, according to industry representatives.

Fish and shellfish farmers must be licensed, and must comply with regulations and inspections conducted by the Sea Fisheries Protection Authority and the Marine Institute. Food labelling is a function of the Food Safety Authority of Ireland. There is a long backlog of license approvals in the finfish sector, while the Department of Agriculture, Food and Marine says it is working to reduce the backlog in the shellfish sector.

The department says it is working through the backlog, but notes that an application for a marine finfish aquaculture licence must be accompanied by either an Environmental Impact Statement (EIS) or an Environmental Impact Assessment Report (EIAR). As of October 2020, over two-thirds of applications on hand had an EIS outstanding, it said.

The EU requires member states to have marine spatial plans by 2021, and Ireland has assigned responsibility to the Department of Housing, Planning and Local Government for the National Marine Planning Framework (NMPF). Legislation has been drawn up to underpin this, and to provide a "one stop shop" for marine planning, ranging from fish farms to offshore energy – as in Marine Planning and Development Management Bill. However, the Department of Agriculture, Food and Marine confirmed last year that it intends to retain responsibility for aquaculture and sea-fisheries related development – meaning fish and shellfish farmers won't be able to avail of the "one stop shop" for marine planning.

Fish and shellfish health is a challenge, with naturally occurring blooms, jellyfish and the risk of disease. There are also issues with a perception that the sector causes environmental problems.

The industry has been on a steep learning curve, particularly in finfish farming, since it was hailed as a new future for Irish coastal communities from the 1970s – with the State's Electricity Supply Board being an early pioneer, and tobacco company Carrolls also becoming involved for a time. Nutrient build up, which occurs when there is a high density of fish in one area, waste production and its impact on depleting oxygen in water, creating algal blooms and "dead zones", and farmers' use of antibiotics to prevent disease have all been concerns, and anglers have also been worried about the impact of escaped farmed salmon on wild fish populations. Sea lice from salmon farmers were also blamed for declines in sea trout and wild salmon in Irish estuaries and rivers.

BIM says over 95% of all salmon farmed in Ireland are certified organic. Organically grown salmon are only fed a diet of sustainable organic feed. They are also raised in more spacious pens than traditional farmed salmon. The need to site locations for fish farms further out to sea, using more robust cages for weather, has been recognised by regulatory agencies. There is a move towards land-based aquaculture in Norway to reduce impact on local ecosystems. The industry says that antibiotic use is declining, and it says that "safe and effective vaccinations have since been developed for farmed fish and are now widely used". Many countries are now adopting a more sustainable approach to removing sea lice from salmon, using feeder fish such as wrasse and lumpsucker fish. Ireland's first lumpsucker hatchery was opened in 2015.

BIM says over 95% of all salmon farmed in Ireland are certified organic. Organically grown salmon are only fed a diet of sustainable organic feed. They are also raised in more spacious pens than traditional farmed salmon. The need to site locations for fish farms further out to sea, using more robust cages for weather, has been recognised by regulatory agencies. There is a move towards land-based aquaculture in Norway to reduce impact on local ecosystems. The industry says that antibiotic use is declining, and it says that "safe and effective vaccinations have since been developed for farmed fish and are now widely used". Many countries are now adopting a more sustainable approach to removing sea lice from salmon, using feeder fish such as wrasse and lumpsucker fish. Ireland's first lumpsucker hatchery was opened in 2015.

Yes, as it is considered to have better potential for controlling environmental impacts, but it is expensive. As of October 2020, the department was handling over 20 land-based aquaculture applications.

The Irish Farmers' Association has represented fish and shellfish farmers for many years, with its chief executive Richie Flynn, who died in 2018, tirelessly championing the sector. His successor, Teresa Morrissey, is an equally forceful advocate, having worked previously in the Marine Institute in providing regulatory advice on fish health matters, scientific research on emerging aquatic diseases and management of the National Reference Laboratory for crustacean diseases.

BIM provides training in the national vocational certificate in aquaculture at its National Fisheries College, Castletownbere, Co Cork. It also trains divers to work in the industry. The Institute of Technology Carlow has also developed a higher diploma in aqua business at its campus in Wexford, in collaboration with BIM and IFA Aquaculture, the representative association for fish and shellfish farming.

© Afloat 2020

At A Glance - Irish Aquaculture

  • Fish and shellfish are farmed in 14 Irish coastal counties
  • Salmon is the most popular fish bought by Irish families. 
  • In Ireland, most of our salmon is farmed, and along with mussels and oysters, are the main farmed species in the country.
  • The industry sustains 1,833 direct jobs in remote rural areas – 80% in the west of Ireland
  • Every full-time job in aquaculture creates 2.27 other jobs locally (Teagasc 2015)
  • Ireland’s marine farms occupy 0.0004% of Ireland’s 17,500Km2 inshore area.
  • 83% of people in coastal areas support the development of fish farming

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