Wetzel, Carlos

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A new Nitzschia Hassall species (Bacillariaceae, Bacillariophyta) from saline ponds in Serbia

Vidaković, Danijela; Ector, Luc; Wetzel, Carlos; Krizmanić, Jelena; Gavrilović, Bojan; Dojčinović, Biljana; Ćirić, Miloš

(Paris, France : Museum National d'Histoire Naturelle, 2022)

TY  - JOUR
AU  - Vidaković, Danijela
AU  - Ector, Luc
AU  - Wetzel, Carlos
AU  - Krizmanić, Jelena
AU  - Gavrilović, Bojan
AU  - Dojčinović, Biljana
AU  - Ćirić, Miloš
PY  - 2022
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/4980
AB  - In the present study, a new species, Nitzschia haloserbica Vidaković, Ector, C.E.Wetzel & Krizmanić, sp. nov., is described from alkaline saline ponds and channels from Vojvodina Province (Serbia). In 2019 the new species was found in four saline ponds: Bela Bara, Čoka Kopovo, Velika Rusanda and Slatina. The same species was recorded four years ago in saline lakes in Hungary, but the authors listed it as Nitzschia sp. 2. The sigmoid valve outline of the new Nitzschia Hassall species is similar to N. austriaca Hust. but differs in striae density and fibulae distribution. In N. haloserbica sp. nov. the transapical striae are so dense that they are not visible in light microscopy. Both species have fibulae that are quite regularly distributed along the raphe canal, but in N. austriaca the central two fibulae are more widely spaced, reflecting the presence of central raphe endings, which are absent in N. haloserbica sp. nov. At the type locality (Bela Bara) both species were found with relative abundances of 94.93 % for N. haloserbica sp. nov. and 1.21 % for N. austriaca (of the 400 valves counting per slide). The valve morphology, ultrastructure and autecology of the new species are discussed and compared with morphologically similar taxa.
AB  - Une espèce nouvelle de Nitzschia Hassall (Bacillariaceae, Bacillariophyta) provenant d’étangs salins en Serbie. Dans la présente étude, une espèce nouvelle, Nitzschia haloserbica Vidaković, Ector, C.E.Wetzel & Krizmanić, sp. nov., est décrite provenant d’étangs et de canaux salins alcalins de la province de Vojvodina (Serbie). En 2019, l’espèce nouvelle a été trouvée dans quatre étangs salins : Bela Bara, Čoka Kopovo, Velika Rusanda et Slatina. La même espèce a été trouvée, il y a quatre ans, dans des lacs salins en Hongrie, mais les auteurs l’ont répertoriée comme Nitzschia sp. 2. Le contour de la valve sigmoïde de la nouvelle espèce de Nitzschia Hassall est similaire à celui de N. austriaca Hust. mais elle diffère par la densité des stries et la distribution des fibules. Chez N. haloserbica sp. nov., les stries transapicales sont si denses qu’elles ne sont pas visibles en microscopie optique. Les deux espèces ont des fibules 
assez régulièrement réparties le long du canal du raphé, mais chez N. austriaca les fibules centrales sont plus espacées, reflétant la présence de terminaisons centrales du raphé, qui sont absentes chez N. haloserbica sp. nov. Dans la localité type (Bela Bara), nous avons trouvé les deux espèces avec des abondances relatives de 94,93% pour N. haloserbica sp. nov. et de 1,21% pour N. austriaca (estimation à partir des 400 valves comptées par lame). La morphologie de la valve, l’ultrastructure et l’autécologie de la nouvelle espèce sont discutées et comparées à des taxons morphologiquement apparentés.
PB  - Paris, France : Museum National d'Histoire Naturelle
T2  - Cryptogamie, Algologie
T1  - A new Nitzschia Hassall species (Bacillariaceae, Bacillariophyta) from saline ponds in Serbia
VL  - 43
IS  - 4
SP  - 85
EP  - 94
DO  - 10.5252/cryptogamie-algologie2022v43a4
ER  - 
@article{
author = "Vidaković, Danijela and Ector, Luc and Wetzel, Carlos and Krizmanić, Jelena and Gavrilović, Bojan and Dojčinović, Biljana and Ćirić, Miloš",
year = "2022",
abstract = "In the present study, a new species, Nitzschia haloserbica Vidaković, Ector, C.E.Wetzel & Krizmanić, sp. nov., is described from alkaline saline ponds and channels from Vojvodina Province (Serbia). In 2019 the new species was found in four saline ponds: Bela Bara, Čoka Kopovo, Velika Rusanda and Slatina. The same species was recorded four years ago in saline lakes in Hungary, but the authors listed it as Nitzschia sp. 2. The sigmoid valve outline of the new Nitzschia Hassall species is similar to N. austriaca Hust. but differs in striae density and fibulae distribution. In N. haloserbica sp. nov. the transapical striae are so dense that they are not visible in light microscopy. Both species have fibulae that are quite regularly distributed along the raphe canal, but in N. austriaca the central two fibulae are more widely spaced, reflecting the presence of central raphe endings, which are absent in N. haloserbica sp. nov. At the type locality (Bela Bara) both species were found with relative abundances of 94.93 % for N. haloserbica sp. nov. and 1.21 % for N. austriaca (of the 400 valves counting per slide). The valve morphology, ultrastructure and autecology of the new species are discussed and compared with morphologically similar taxa., Une espèce nouvelle de Nitzschia Hassall (Bacillariaceae, Bacillariophyta) provenant d’étangs salins en Serbie. Dans la présente étude, une espèce nouvelle, Nitzschia haloserbica Vidaković, Ector, C.E.Wetzel & Krizmanić, sp. nov., est décrite provenant d’étangs et de canaux salins alcalins de la province de Vojvodina (Serbie). En 2019, l’espèce nouvelle a été trouvée dans quatre étangs salins : Bela Bara, Čoka Kopovo, Velika Rusanda et Slatina. La même espèce a été trouvée, il y a quatre ans, dans des lacs salins en Hongrie, mais les auteurs l’ont répertoriée comme Nitzschia sp. 2. Le contour de la valve sigmoïde de la nouvelle espèce de Nitzschia Hassall est similaire à celui de N. austriaca Hust. mais elle diffère par la densité des stries et la distribution des fibules. Chez N. haloserbica sp. nov., les stries transapicales sont si denses qu’elles ne sont pas visibles en microscopie optique. Les deux espèces ont des fibules 
assez régulièrement réparties le long du canal du raphé, mais chez N. austriaca les fibules centrales sont plus espacées, reflétant la présence de terminaisons centrales du raphé, qui sont absentes chez N. haloserbica sp. nov. Dans la localité type (Bela Bara), nous avons trouvé les deux espèces avec des abondances relatives de 94,93% pour N. haloserbica sp. nov. et de 1,21% pour N. austriaca (estimation à partir des 400 valves comptées par lame). La morphologie de la valve, l’ultrastructure et l’autécologie de la nouvelle espèce sont discutées et comparées à des taxons morphologiquement apparentés.",
publisher = "Paris, France : Museum National d'Histoire Naturelle",
journal = "Cryptogamie, Algologie",
title = "A new Nitzschia Hassall species (Bacillariaceae, Bacillariophyta) from saline ponds in Serbia",
volume = "43",
number = "4",
pages = "85-94",
doi = "10.5252/cryptogamie-algologie2022v43a4"
}
Vidaković, D., Ector, L., Wetzel, C., Krizmanić, J., Gavrilović, B., Dojčinović, B.,& Ćirić, M.. (2022). A new Nitzschia Hassall species (Bacillariaceae, Bacillariophyta) from saline ponds in Serbia. in Cryptogamie, Algologie
Paris, France : Museum National d'Histoire Naturelle., 43(4), 85-94.
https://doi.org/10.5252/cryptogamie-algologie2022v43a4
Vidaković D, Ector L, Wetzel C, Krizmanić J, Gavrilović B, Dojčinović B, Ćirić M. A new Nitzschia Hassall species (Bacillariaceae, Bacillariophyta) from saline ponds in Serbia. in Cryptogamie, Algologie. 2022;43(4):85-94.
doi:10.5252/cryptogamie-algologie2022v43a4 .
Vidaković, Danijela, Ector, Luc, Wetzel, Carlos, Krizmanić, Jelena, Gavrilović, Bojan, Dojčinović, Biljana, Ćirić, Miloš, "A new Nitzschia Hassall species (Bacillariaceae, Bacillariophyta) from saline ponds in Serbia" in Cryptogamie, Algologie, 43, no. 4 (2022):85-94,
https://doi.org/10.5252/cryptogamie-algologie2022v43a4 . .

Nitzschia species from inland saline waters in the Vojvodina Province (Serbia)

Vidaković, Danijela; Krizmanić, Jelena; Ector, Luc; Wetzel, Carlos; Gavrilović, Bojan; Ćirić, Miloš

(Amgueddfa Cymru – National Museum Wales, 2021)

TY  - CONF
AU  - Vidaković, Danijela
AU  - Krizmanić, Jelena
AU  - Ector, Luc
AU  - Wetzel, Carlos
AU  - Gavrilović, Bojan
AU  - Ćirić, Miloš
PY  - 2021
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/4614
AB  - Saline habitats, such as lakes, ponds and channels in the Vojvodina Province (Serbia) are alkaline and unique due to their specific physical and chemical features. During three years (2017-2019) we investigated 10 different saline lakes, ponds and channels in the Serbian part of the Carpathian Basin. By far the most abundant genus was Nitzschia Hassall with 27 recorded taxa. Some of them are characteristic for electrolyte rich waters, e.g. N. frustulum, N. palea, N. inconspicua, N. supralitorea. However, we found species specific for marine and brackish waters, e.g. N. communis, N. thermaloides, N. reversa. Of all recorded Nitzschia species four taxa could not be identified to species level. One of them with sigmoid outline, Nitzschia sp. 2, is very similar to N. austriaca but differs in striae density and distribution of fibulae. In Nitzschia sp. 2 transapical striae are not visible in LM. In addition, in both species fibulae are quite regularly distributed along the raphe canal, but in N. austriaca the central fibulae are more widely spaced than in the other species. In Lake Bela bara we found both species with abundance of 94.93% for Nitzschia sp. 2. and 1.21% for N. austriaca. The poster illustrates the Nitzschia diversity in inland saline waters in Vojvodina Province, with an emphasis on sigmoid Nitzschia species that might be new to science.
PB  - Amgueddfa Cymru – National Museum Wales
C3  - Programme and Abstracts - 13th European Diatom Meeting
T1  - Nitzschia species from inland saline waters in the Vojvodina Province (Serbia)
SP  - 47
EP  - 47
UR  - https://hdl.handle.net/21.15107/rcub_cer_4614
ER  - 
@conference{
author = "Vidaković, Danijela and Krizmanić, Jelena and Ector, Luc and Wetzel, Carlos and Gavrilović, Bojan and Ćirić, Miloš",
year = "2021",
abstract = "Saline habitats, such as lakes, ponds and channels in the Vojvodina Province (Serbia) are alkaline and unique due to their specific physical and chemical features. During three years (2017-2019) we investigated 10 different saline lakes, ponds and channels in the Serbian part of the Carpathian Basin. By far the most abundant genus was Nitzschia Hassall with 27 recorded taxa. Some of them are characteristic for electrolyte rich waters, e.g. N. frustulum, N. palea, N. inconspicua, N. supralitorea. However, we found species specific for marine and brackish waters, e.g. N. communis, N. thermaloides, N. reversa. Of all recorded Nitzschia species four taxa could not be identified to species level. One of them with sigmoid outline, Nitzschia sp. 2, is very similar to N. austriaca but differs in striae density and distribution of fibulae. In Nitzschia sp. 2 transapical striae are not visible in LM. In addition, in both species fibulae are quite regularly distributed along the raphe canal, but in N. austriaca the central fibulae are more widely spaced than in the other species. In Lake Bela bara we found both species with abundance of 94.93% for Nitzschia sp. 2. and 1.21% for N. austriaca. The poster illustrates the Nitzschia diversity in inland saline waters in Vojvodina Province, with an emphasis on sigmoid Nitzschia species that might be new to science.",
publisher = "Amgueddfa Cymru – National Museum Wales",
journal = "Programme and Abstracts - 13th European Diatom Meeting",
title = "Nitzschia species from inland saline waters in the Vojvodina Province (Serbia)",
pages = "47-47",
url = "https://hdl.handle.net/21.15107/rcub_cer_4614"
}
Vidaković, D., Krizmanić, J., Ector, L., Wetzel, C., Gavrilović, B.,& Ćirić, M.. (2021). Nitzschia species from inland saline waters in the Vojvodina Province (Serbia). in Programme and Abstracts - 13th European Diatom Meeting
Amgueddfa Cymru – National Museum Wales., 47-47.
https://hdl.handle.net/21.15107/rcub_cer_4614
Vidaković D, Krizmanić J, Ector L, Wetzel C, Gavrilović B, Ćirić M. Nitzschia species from inland saline waters in the Vojvodina Province (Serbia). in Programme and Abstracts - 13th European Diatom Meeting. 2021;:47-47.
https://hdl.handle.net/21.15107/rcub_cer_4614 .
Vidaković, Danijela, Krizmanić, Jelena, Ector, Luc, Wetzel, Carlos, Gavrilović, Bojan, Ćirić, Miloš, "Nitzschia species from inland saline waters in the Vojvodina Province (Serbia)" in Programme and Abstracts - 13th European Diatom Meeting (2021):47-47,
https://hdl.handle.net/21.15107/rcub_cer_4614 .