Blar i NIVA Open Access Archive på forfatter "Ballot, Andreas"
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Microcystis, Raphidiopsis raciborskii and Dolichospermum smithii, toxin producing and non-toxigenic cyanobacteria in Yezin Dam, Myanmar
Swe, Thida; Miles, Christopher O.; Cerasino, Leonardo; Mjelde, Marit; Kleiven, Synne; Ballot, Andreas (Peer reviewed; Journal article, 2021)Yezin Dam is a man-made reservoir located close to Yezin village in Myanmar. Its water is used for irrigation, domestic purposes and as drinking water for many urban communities in the watershed area. In recent years, ... -
The Myanmar Norway Environmental Programme’s Capacity building achievements
Nesheim, Ingrid; Adam, Hans Nicolai; Ballot, Andreas; Braaten, Hans Fredrik Veiteberg; Bæk, Kine; Hansen, Jan-Petter; Husby, Vibeke; Karstensen, Kåre Helge; Saha, Palash Kumar; Wedul, Camilla Frøseth (NIVA-rapport;7966-2024, Research report, 2024)This report presents the key capacity building achievements resulting from the Myanmar Norway Environment Programme (2015-2018, and 2019-2023). The programme, a bilateral collaboration, between institutions of the Governments ... -
Overvåking av Vestvannet og Borredalsdammen i Viken, 2021
Ballot, Andreas (NIVA-rapport;7703-2022, Research report, 2022)NIVA og FREVAR har gjennomført overvåking av vannkvaliteten i Vestvannet i Sarpsborg og Borredalsdammen i Fredrikstad i 2021, med fokus på fysisk-kjemiske parametere og planteplankton. Resultatene er sammenlignet med data ... -
Overvåking av Vestvannet og Borredalsdammen i Viken, 2022
Ballot, Andreas (NIVA-rapport;7822-2023, Research report, 2023)NIVA og FREVAR har gjennomført overvåking av vannkvaliteten i Vestvannet i Sarpsborg og Borredalsdammen i Fredrikstad i 2022, med fokus på utvalgte fysisk-kjemiske parametere og planteplankton. Gjennomsnittlig konsentrasjon ... -
Overvåking av Vestvannet og Borredalsdammen i Viken, 2023, NIVA-rapport 7935-2024
Ballot, Andreas (NIVA-rapport;7935-2024, Research report, 2024)NIVA og FREVAR har gjennomført overvåking av vannkvaliteten i Vestvannet i Sarpsborg og Borredalsdammen i Fredrikstad i 2023, med fokus på utvalgte fysisk-kjemiske parametere og planteplankton. Gjennomsnittlig konsentrasjon ... -
Overvåking av Vestvannet og Borredalsdammen i Østfold, 2019
Ballot, Andreas; Andersen, Eivind Ekholt (NIVA-rapport;7452, Research report, 2020)NIVA og FREVAR har gjennomført overvåking av vannkvaliteten i Vestvannet og Borredalsdammen ved Fredrikstad i 2019, med fokus på planteplankton (alger og cyanobakterier). Resultatene er sammenholdt med data fra siste fem ... -
Overvåking av Vestvannet og Borredalsdammen i Østfold, 2020
Ballot, Andreas (NIVA-rapport;7582, Research report, 2021)NIVA og FREVAR har gjennomført overvåking av vannkvaliteten i Vestvannet i Sarpsborg og Borredalsdammen i Fredrikstad i 2020, med fokus på planteplankton (alger og cyanobakterier). Resultatene er sammenlignet med data fra ... -
Plastid DNA sequences and oospore characters of some European taxa of Tolypella section Tolypella (Characeae) identify five clusters, including one new cryptic Tolypella taxon from Sardinia, but they do not coincide with current morphological descriptions
Holzhausen, Anja; Nowak, Petra; Ballot, Andreas; Becker, Ralf; Gebert, Jasmina; Gregor, Thomas; Karol, Kenneth G.; Raabe, Uwe; Schneider, Susanne Claudia; Stewart, Nick; Van de Weyer, Klaus; Wilde, Volker; Schubert, Hendrik (Peer reviewed; Journal article, 2023)In Europe, the genus Tolypella (Characeae) comprises four to eight Tolypella taxa in sections Rothia and Tolypella that have been distinguished by vegetative morphology and gametangial characters such as antheridial size ... -
Removal of a cyanotoxins mixture by loose nanofiltration membranes applied in drinking water production
Lebad, Mohamed Said; Ballot, Andreas; Vogelsang, Christian; Abdessemed, Djamal; Krzeminski, Pawel (Peer reviewed; Journal article, 2023)Cyanobacterial toxins may threaten human health if their levels in drinking water exceed certain thresholds. Therefore, it is important for water works that use raw water sources prone to cyanobacterial blooms to have ... -
Species differentiation in the genus Chara (Charophyceae): considerable phenotypic plasticity occurs within homogenous genetic groups
Schneider, Susanne C.; Nowak, Petra; Von Ammon, Ulla; Ballot, Andreas (Journal article; Peer reviewed, 2016)Charophytes are benthic algae with a complex morphology and high phenotypic plasticity. This has led to ambiguities in species delineation. However, until now genetic studies on Chara have been based on samples collected ... -
The occurrence and spread of Gonyostomum semen (Ehr.) Diesing (Raphidophyceae) in Norwegian lakes
Hagman, Camilla H. Corneliussen; Ballot, Andreas; Hjermann, Dag Øystein; Skjelbred, Birger; Brettum, Pål; Ptacnik, Robert (Journal article; Peer reviewed, 2014)The invasive and nuisance microalga Gonyostomum semen has recently expanded its geographical distribution and increased its biomass in Sweden and Finland. Temperatures, total organic carbon (TOC), water colour and phosphorous ... -
Variability in the anatoxin gene clusters of Cuspidothrix issatschenkoi from Germany, New Zealand, China and Japan
Ballot, Andreas; Scherer, Pia I.; Wood, Susanna A. (Journal article; Peer reviewed, 2018)Anatoxin-a and homoanatoxin-a are neurotoxic cyanotoxins produced by benthic and planktonic cyanobacteria worldwide. These toxins are produced by the cyanobacterial genera Dolichospermum, Cuspidothrix, Phormidium, Oscillatoria, ... -
Variability in the sxt Gene Clusters of PSP Toxin Producing Aphanizomenon gracile Strains from Norway, Spain, Germany and North America
Ballot, Andreas; Cerasino, Leonardo; Hostyeva, Vladyslava; Cirés, Samuel (Journal article; Peer reviewed, 2016)Paralytic shellfish poisoning (PSP) toxin production has been detected worldwide in the cyanobacterial genera Anabaena, Lyngbya, Scytonema, Cuspidothrix and Aphanizomenon. In Europe Aphanizomenon gracile and Cuspidothrix ...