CIANOBACTERIAS ÁCIDO-TERMÓFILAS DEL COMPLEJO TERMAL COPAHUE, NEUQUÉN, ARGENTINA

FLORES MELO, XIMENA; DE LA ROSA, I. NADIA; DIAZ, M. M.; WENZEL, M. TERESA.

DARWINIANA

INSTITUTO DE BOTÁNICA DARWINION

Lugar: Buenos Aires; Año: 2019 vol. 7 p. 39 - 56

0011-6793

The objective of this work was to identify the species of acid-thermophilic cyanobacteria which,together with the waters, microalgae and mud, are important thermal resources used for therapeuticpurposes in the Copahue Thermal Complex. The work presents descriptions, comments, and illustrationsof the 11 identified species belonging to nine genera: Chroococcidiopsis, Chroococcus, Kamptonema,Komvophoron, Leptolyngbya, Mastigocladus, Oscillatoria, Phormidium and Spirulina, collected inten sampling sites. Five species: Chroococcus membraninus, Chroococcidiopsis thermalis, Spirulinagracilis, Phormidium thermobium, and Komvophoron jovis, are cited for the first time for Argentina. In addition, four species were isolated and maintained in unialgal culture: Chroococcus membraninus, Chroococcidiopsis thermalis, Kamptonema animale and Mastigocladus laminosus. M. laminosus was the most frequently encountered species of the area, since it was found in eight of the ten sites. The Laguna Los Callos was the most diverse site, with the largest number of species, eight in total. All the species of cyanobacteria studied in the present work are used, either through the direct application of themats or through the use of their active components in water, and mud.