Browsing NIVA-rapporter by Title
Now showing items 382-401 of 6995
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Biodiversity in freshwaters: temporal trends and response to water chemistry (ICP Waters report 114/2013)
(NIVA-rapport;6580, Research report, 2013-10)This report describes trends in biological diversity of benthic invertebrates from acid-sensitive lakes and rivers sampled between 1982 and 2011 in the Czech Republic, Germany, Latvia, Norway, Sweden and the UK. The results ... -
Biodiversity of macro-invertebrates in acid-sensitive waters: trends and relations to water chemistry and climate. ICP Waters report 127/2016
(NIVA-rapport;7077, Research report, 2016-09)This is a study of the international impact of acid emission reductions on vulnerable freshwater biodiversity of benthic macroinvertebrates. In order to properly attribute impacts it is necessary to also incorporate the ... -
Biofilm og avleiringer i gammel drikkevannsledning i Oslo. Karakterisering og dannelsesbetingelser
(NIVA-rapport;4464, Research report, 2001)For å belyse mikrobiologiske forhold knyttet til slamdannelse og begroing i distribusjonssystemet for drikkevann. ble det oppsamlet spyleslam fra to spylinger med to måneders mellomrom av et ca 100 meter langt rørstrekk i ... -
BIOKLASS - forprosjekt Vurdering og utprøving av metoder for biologisk klassifisering av økologisk status i limnisk og marint miljø
(NIVA-rapport;4723, Research report, 2003)Rapporten gir en oppsummering av det interne FoU-prosjektet BIOKLASS. BIOKLASS har vært forprosjektet til det strategiske instituttprogrammet BIOKLASS SIP. Forprosjektet BIOKLASS ble initiert i sammenheng med innføring av ... -
BIOKLASS - Klassifisering av økologiske status i norske vannforekomster. Forslag til aktuelle kriterier og foreløpige grenseverdier mellom god og moderat økologisk status for utvalgte elementer og påvirkninger
(NIVA-rapport;4860, Research report, 2004)Rapporten gir oversikt over aktuelle kriterier for klassifisering av økologisk status i norske elver, innsjøer og kystområder, for utvalgte biologiske elementer og påvirkninger, samt forslag til foreløpige grenseverdier ... -
Biological and Chemical Investigation at the Island Sotra in Hordaland County, Norway
(NIVA-rapport;0921, Research report, 1977) -
Biological and chemical investigations at the Island Sotra in Hordaland country, Norway
(NIVA-rapport;0913, Research report, 1977) -
Biological effects monitoring of a thermomechanical cleaned cuttings discharge from the Johan Sverdrup installation
(NIVA-rapport;7768-2022, Research report, 2022)The following study describes an integrated biological effects monitoring programme using field transplanted mussels to determine the potential effects of thermomechanical cleaned cuttings (TCC) discharged from the Johan ... -
Biological effects monitoring of the discharge water from the Ormen Lange gas facility, Norway
(NIVA-rapport;5747, Research report, 2009)The mussel, Mytilus edulis has been used to assess the biological effects of produced water (PW) discharged from the Ormen Lange gas processing plant on the West coast of Norway. An integrated monitoring approach was ... -
Biological fixation of metals in mine drainage and ore wastes
(NIVA-rapport;2794, Research report, 1992)Acidic and metal-polluted drainage water from abandoned pyrite mines affect aquatic life in several resipient watercourses in Norway. A possible role of sulfate-reducing bacteria (SRB) in treatment of acidic mine water is ... -
Biological intercalibration. Invertebrates 1915 - ICP Waters report 124/2015
(NIVA-rapport;6940, Research report, 2015)Six European laboratories participated in the 19th ICP Waters biological intercalibration, which took place in 2015. The laboratories identified a very high portion of the individuals in the test samples, > 95% of the total ... -
Biological intercalibration: Invertebrates 0905 (ICP Waters report 81/2005)
(NIVA-rapport;5067, Research report, 2005-09)The 9th intercalibration of invertebrates in the ICP Waters programme had contribution from 4 laboratories. Most of the laboratories identified a high portion of the individuals in the test samples, usually > 90% of the ... -
Biological intercalibration: Invertebrates 1006 (ICP Waters report 85/2006)
(NIVA-rapport;5314, Research report, 2006-12) -
Biological intercalibration: Invertebrates 1107 (ICP Waters report 91/2008)
(NIVA-rapport;5551, Research report, 2008-02) -
Biological intercalibration: Invertebrates 1208 (ICP Waters report 95/2008)
(NIVA-rapport;5706, Research report, 2008-11) -
Biological intercalibration: Invertebrates 1309 (ICP Waters report 99/2009)
(NIVA-rapport;5883, Research report, 2009-12)The 13th intercalibration of invertebrates in the ICP Waters programme had contribution from six laboratories. The laboratories identified a high portion of the individuals in the test samples, usually > 90% of the total ... -
Biological intercalibration: Invertebrates 1410 (ICP Waters report 103/2010)
(NIVA-rapport;6087, Research report, 2010-11)The 14th intercalibration of invertebrates in the ICP Waters programme had contribution from five laboratories. The laboratories identified a high portion of the individuals in the test samples, usually > 90% of the total ... -
Biological intercalibration: Invertebrates 1511 (ICP Waters report 109/2011)
(NIVA-rapport;6264, Research report, 2011-12)The 15th intercalibration of invertebrates in the ICP Waters programme had contribution from four laboratories. The laboratories identified a high portion of the individuals in the test samples, usually > 90% of the total ... -
Biological intercalibration: Invertebrates 1612 (ICP Waters report 113/2012)
(NIVA-rapport;6454, Research report, 2012-11)The 16th intercalibration of invertebrates in the ICP Waters programme had contribution from three laboratories. The laboratories identified a high portion of the individuals in the test samples, usually > 90% of the total ... -
Biological intercalibration: Invertebrates 1713 (ICP Waters report 118/2014)
(NIVA-rapport;6662, Research report, 2014-04)The 17th intercalibration of invertebrates in the ICP Waters programme had contribution from four laboratories. The laboratories identified a very high portion of the individuals in the test samples, usually > 95% of the ...