Irena Kaczmarska | Mount Allison

Irena Kaczmarska

Professor
Office
Flemington Rm. 210

Publications

Representative Publications:  

Books:

Villac, M.C., I. Kaczmarska & J.M. Ehrman. 2016. Diatoms from ship ballast sediments (with consideration of a few additional species of special interest). Diatom Monographs Vol. 18, Koeltz Botanical Books, Koenigstein, 566 pp.

Articles:

Kaczmarska, I., & J.M. Ehrman. 2021. Enlarge or die! An auxospore perspective on diatom diversification. Organisms Diversity & Evolution doi: 10.1007/s13127-020-00476-7.

Samanta, B., I. Kaczmarska & J.M. Ehrman. 2020. Auxosporulation in Biddulphia tridens (Ehrenb.) Ehrenb. (Mediophyceae, Bacillariophyta). European Journal of Phycology 55: 296-309.

Kaczmarska, I., B. Samanta, J.M. Ehrman & E.M.A. Porcher. 2019. Auxosporulation in Chaetoceros acadianus sp. nov. (Bacillariophyceae), a new member of the Section Compressa. European Journal of Phycology 54: 206-221.

Samanta, B., J.M. Ehrman & I. Kaczmarska. 2018. A consensus secondary structure of ITS2 for the diatom Order Cymatosirales (Mediophyceae, Bacillariophyta) and reappraisal of the order based on DNA, morphology, and reproduction. Molecular Phylogenetics and Evolution 129: 117-129.

Davidovich, N.A., O.I. Davidovich, Y.A. Podunay, R. Gastineau, I. Kaczmarska, A. PoulíČková, & A. Witkowski. 2017. Ardissonea crystallina has a type of sexual reproduction that is unusual for centric diatoms. Scientific Reports 7: 14670.

Luddington I.A., C. Lovejoy & I. Kaczmarska. 2016 Species-rich meta-communities of the diatom order Thalassiosirales in the Arctic and northern Atlantic Ocean. Journal of Plankton Research 38: 781-797.

Kaczmarska I. & J.M. Ehrman. 2015 Auxosporulation in Paralia guyana MacGillivary (Bacillariophyta) and possible new insights into the habit of the earliest diatoms. PLoS ONE 10: e0141150.

Edgar R., D. Drolet, J.M. Ehrman & I. Kaczmarska. 2014. Motile male gametes of the araphid diatom Tabularia fasciculata search randomly for mates. PLoS ONE 9: e101767.

Education

M.Sc.  Jagellonian University (Krakow) Aquatic Biology

Ph.D.  Jagellonian University (Krakow) Botany

Teaching

Undergraduate Courses 

Form and Function: Plants (Biol-2301)
Marine Botany  (Biol-3351)
Palaeontology (Biol-3021)
Advanced Topics in Marine Science (Biol-4371)

Research

  • Evolution of Diatoms: developmental, molecular and fossil evidence (NSERC, with B. Samanta at GITAM)
  • Molecular taxonomy (BOLD)
  • Application of artificial intelligence and other computing techniques in biological imaging (with J. M. Ehrman, Digital Microscopy Facility, NBIF)
  • Alien and harmful species (CAISN)