Browsing NIVA Open Access Archive by Title

Water Column Monitoring 2014: Determining the biological effects of an offshore platform on local fish populations

Brooks, Steven; Pampanin, Daniela M.; Harman, Christopher Peter; Grung, Merete (NIVA-rapport;6735, Research report, 2015)

The biological effects of an offshore oil platform on local fish populations were assessed as part of the Water Column Monitoring (WCM) programme for 2014. The Njord A platform was chosen as the study location, which was ...

Water Column Monitoring Research and development programme: Determining the residency of wild fish around offshore installations

Brooks, Steven; Beylich, Bjørnar (NIVA-rapport;7809-2023, Research report, 2023)

In order to link effects with exposure, recent WCM programmes have discovered the need to determine the residency of fish, caught from within the safety zone of offshore installations. The method of using baited tags to ...

Water exchange and circulation of the Arabian Gulf - Preliminary study of suitability for seawater scrubber discharges

Bjerkeng, B.; Molvær, J. (NIVA-rapport;4282, Research report, 2000)

This report assesses the water exchange in the Arabian Gulf in relation to water demands for Flue Gas Desulfurization (FGD) plants based on available information from literature. The assessments are made for the whole ...

Water Flow Requirements of Post-smolt Atlantic Salmon (Salmo salar L.) Reared in Intensive Seawater Flow-through Systems: A Physiological Perspective

Calabrese, Sara; Imsland, Albert K. D.; Nilsen, Tom Ole; Kolarevic, Jelena; Ebbesson, Lars O.E.; Hosfeld, Camilla Diesen; Fivelstad, Sveinung; Pedrosa, Cindy; Terjesen, Bendik Fyhn; Stefansson, Sigurd O.; Takle, Harald Rune; Sveier, Harald; Mathisen, Frode; Handeland, Sigurd Olav (Peer reviewed; Journal article, 2023)

Environmental challenges related to open sea cage production of Atlantic salmon have sparked interest in developing commercial-scale semi-closed sea systems for post-smolt Atlantic salmon (100–1000 g). Determining the ...

Water Master Planning Co-operation Palestinian Water Authority (PWA) Strengthening of PWA's Planning Capacity

Damhaug, T. (NIVA-rapport;3921, Research report, 1998)

Palestine is confronting important water allocation and sector development issues. This report was prepared as an input to the process of strengthening of Palestine's water and wastewater master planning capacity. It ...

Water Pollution abatement programme, The Czech republic Pollution abatement analysis and strengthening of water resources management, Odra River Catchment, phase II

Dagestad, K.; Ratnaweera, H.; Ibrekk, H.O.; Hansen, J.H.; Tridlica, L.; Brezina, P.; Skacel, A. (NIVA-rapport;3307, Research report, 1995)

Odra river is extremely polluted by organic matter, nitrates, ammonia, phosphorus, bacteria, particles, heavy metals and other micro pollutants from municipalities, industries and agriculture. The poor water quality severely ...

Water Pollution Abatement Programme, The Czech Repuhlic Project 3.4 Environmental Improvement of Areas Polluted by Metal Ore Mining

Arnesen, R.T.; Grande, M.; Raclavska, H.; Raclavsky, K. (NIVA-rapport;3350, Research report, 1995)

The report discusses water pollution from mining in the Zlate Hory area in tbe Czech Republic. The Zlate Hory Mining District is tbe largest mineral deposit of base metals in this country , and tbe results obtained in this ...

Water pollution abatement programme. The Czech Republic. Project 4.2. Assessing critical loads of acidity to surface waters in The Czech Rebublic. Critical loads of acidity to surface waters, north-eastern Bohemia and northern Moravia, The Czech Republic

Lien, L.; Hovind, H.; Raclavska, H.; Matysek, D. (NIVA-rapport;3404, Research report, 1996)

Critical loads of acidity to surface waters and their exceedances were estimated for north-eastern Bohemia and Moravia in The Czech Republic. 13 400 km² or 17 % of the area of the country has been surveyed. Varying critical ...

Water pollution abatement programme. The Czech Republic. Project 4.2. Assessing critical loads of acidity to surface waters in The Czech Republic. Critical loads of acidity to surface waters, Northern Moravia and Silesia, the Czech republic

Lien, L.; Henriksen, A.; Raclavsky, K.; Raclavska, H.; Matysek, D. (NIVA-rapport;3078, Research report, 1994)

Critical loads of acidity to surface waters and exceedance of critical load were estimated for Northern Moravia and Silesia in The Czech Republic. High critical loads were calculated for the examined region. Critical loads ...

Water pollution from abandoned mines

Iversen, E.; Johannessen, M. (NIVA-rapport;2031, Research report, 1987)

The report provides a country-wide overview of abandoned pyrite mines where operations have been fairly extensive. The water pollution situation is assessed on the basis of reported investigations, inspections and chemical ...

Water pricing study for the western province of Zambia. VA 9/81

Browne, D.G.; Johansen, S.; Jørstad, M. (NIVA-rapport;1322, Research report, 1981)

Recommendation for an appropriate water tariff policy for the 1980s through an examination of the NORAD financed water supply programme in the Western Province of Zambia and the present pricing policy of the Zambian ...

Water Quality and Sanitation, Aquatic Flora Fauna

Berge, D.; Bækken, T.; Skiple, A.; Ibrekk, H.O. (NIVA-rapport;3943, Research report, 1998)

Water Quality the Melamchi Khol. Impacts of Diversion of Water to Kathmandu Valley, Nepal

Lien, L.; Ghimire, Drona Rai (NIVA-rapport;4265, Research report, 2000)

This is a part report on water quality of an extensive EIA report on Melamchi Diversion Scheme. The Melamchi Khola between the Intake site and Indrawati Nadi, and the tributaries Ribal, Gohare, Gyalthun and Shindhu Khola ...

Water Quality, Aquatic Life and Fish in Song Bung River. A Part Study of the Environmental Impact Assesment for the Song Bung 4 Hydropower Development Project in Central Vietnam

Berge, D.; Hai Than, H.; Sin Kiem, N. (NIVA-rapport;5281, Research report, 2007)

The study comprise three main tasks: 1) Assess the present situation in the river with respect to water quality, aquatic life, fish and fishery; 2) Assess the impact of the hydropower regulation scheme on these items, and ...