Search Results - "Kaczmarska, I"

Diatoms from two macro-tidal mudflats in Chignecto Bay, Upper Bay of Fundy, New Brunswick, Canada by TRITES, M, KACZMARSKA, I, EHRMAN, J. M, HICKLIN, P. W, OLLERHEAD, J

“…Mudflat research is dispersed among several fields (ecology, sedimentology), each with its own focus and methodology. Consequently, although the volume of…”
Get full text

LP-20 Evaluation of the effect of perfluorohexanoic acid on selected cytotoxic and oxidative parameters in human peripheral blood mononuclear cells by Kaczmarska, I., Mokra, K., Michałowicz, J.

Get full text

Diatoms from ship ballast sediments: (with consideration of a few additional species of special interest) / Maria Celia Villac, Irena Kaczmarska, and James M. Ehrman by Villac, Maria Celia, Kaczmarska, I, Ehrman, James M

Get more information

Will reduced summer UV-B levels affect zooplankton populations of temperate humic and clearwater lakes? by CLAIR, T. A, EHRMAN, J, KAEZMARSKA, I, LOCKE, A, TARASICK, D. W, DAY, K. E, MAILLET, G

“…We collected zooplankton samples from 4×4 m enclosures located in two acidified lakes (pH<5) in Nova Scotia from June to August 1996. One lake had mean…”
Get full text

Reproductive biology of the red alga Polysiphonia lanosa (Ceramiales) in the Bay of Fundy, Canada by KACZMARSKA, I, DOWE, L. L

“…Researchers established reproductive phenology of the dioecious marine floridean red alga polysiphonia lanosa Tandy. The distribution and frequencies of male…”
Get full text

Reply to Comment by Theriot (2008) on Kaczmarska et al. (2006) (45:987-94)

Get full text

Eucampia Index as an indicator of the Late Pleistocene oscillations of the winter sea-ice extent at the ODP Leg 119 Site 745B at the Kerguelen Plateau by Kaczmarska, I., Barbrick, N. E., Ehrman, J. M., Cant, G. P.

“…A new paleoenvironmental proxy, Eucampia Index, was used to trace the Late Pleistocene oscillations of winter ice extent at ODP Leg 119, Site 745B (59 degree…”
Get full text

Estimating propagule pressure and viability of diatoms detected in ballast tank sediments of ships arriving at Canadian ports by Villac, Maria Célia, Kaczmarska, Irena

“…This research uses the concept of propagule pressure (number of individuals introduced and number of introduction attempts) to investigate human-mediated…”
Get full text

The diatom flora of Miocene lacustrine diatomites from the Harper basin, Oregon, U.S.A by KACZMARSKA, I

“…A rich flora of 162 diatom taxa was found in two diatomite members of freshwater lacustrine sediments of Payette Formation. The assemblage of diatoms is…”
Get full text

Freshwater to marine-like environments from Holocene lakes in northern Sahara by Fontes, J. Ch, Gasse, F, Callot, Y, Plaziat, J-C, Carbonel, P, Dupeuble, P. A, Kaczmarska, I

“…Continuous swamp and lacustrine sequences from the northern edge of the Great Western Erg are dated at 9,300-3,000 yr BP. Diatoms, ostracods, molluscs and…”
Get full text

Inheritance of Mitochondrial DNA in the Pennate Diatom Haslea ostrearia (Naviculaceae) during Auxosporulation Suggests a Uniparental Transmission by Gastineau, Romain, Leignel, Vincent, Jacquette, Boris, Hardivillier, Yann, Wulff, Angela, Gaudin, Pierre, Bendahmane, Djamel, Davidovich, Nicolaï A., Kaczmarska, Irena, Mouget, Jean-Luc

“…We present the first study examining mtDNA transmission in diatoms, using sexual progeny of the pennate species Haslea ostrearia (Naviculaceae). A fragment of…”
Get full text

Diversity of the diatom genus Pseudo-nitzschia Peragallo in the Quoddy Region of the Bay of Fundy, Canada by Kaczmarska, Irena, LeGresley, Murielle M., Martin, Jennifer L., Ehrman, James

“…Representative species of the genus Pseudo-nitzschia are well established in the Bay of Fundy and are frequent contributors to the phytoplankton community of…”
Get full text

Phenotypic and genetic structure of interbreeding populations of the diatom Tabulavia fasciculata (Bacillariophyta) by Kaczmarska, I, Ehrman, J M, Moniz, MBJ, Davidovich, N

“…Diatom alpha-taxonomy heavily relies on the discontinuity in variation of species-specific structures in siliceous components of the cell wall. However,…”
Get full text

Pseudo-nitzschia species population dynamics in the Quoddy Region, Bay of Fundy by Kaczmarska, Irena, Martin, Jennifer L., Ehrman, James M., LeGresley, Murielle M.

“…The population dynamics of Pseudo-nitzschia species from the Quoddy Region of the Bay of Fundy was examined in a field-based study. Five stations were sampled…”
Get full text

Diversity and distribution of epibiotic bacteria on Pseudo- nitzschia multiseries (Bacillariophyceae) in culture, and comparison with those on diatoms in native seawater by Kaczmarska, Irena, Ehrman, James M., Bates, Stephen S., Green, David H., Léger, Claude, Harris, Jeremy

“…Previous studies on the interaction between bacteria and harmful algal bloom species have mostly considered the bacteria in the bulk solution. Here, we…”
Get full text

Interaction between bacteria and the domoic-acid-producing diatom Pseudo-nitzschia multiseries (Hasle) Hasle; can bacteria produce domoic acid autonomously? by Bates, Stephen S, Gaudet, Jonathan, Kaczmarska, Irena, Ehrman, James M

“…The interaction between bacteria and phytoplankton is increasingly becoming recognised as an important factor in the physiology of toxin production and the…”
Get full text

Distribution of epiphytic bacteria on cells of Pseudo-nitzschia multiseries in culture by Kaczmarska, I, Ehrman, J M, Gaudet, J, Leger, C, Bates, S S

“…Toxicity of the domoic-acid-producing pennate diatom Pseudo-nitzschia multiseries is enhanced by bacterial association. Yet, apart from initial molecular…”
Get full text

The Effect of Ultraviolet B on Phytoplankton Populations in Clear and Brown Temperate Canadian Lakes by Kaczmarska, Irena, Clair, Thomas A., Ehrman, James M., MacDonald, Sara L., Lean, David, Day, Kristin E.

“…Beaverskin and Pebbleloggitch lakes are located 2 km apart in Kejimkujik National Park (KNP) and share many limnetic characteristics: pH 5.0, shallow depth,…”
Get full text

Micro-phytoplankton of the equatorial Pacific: 140°W meridianal transect during the 1992 El Niño: A US JGOFS process study in the Equatorial Pacific by KACZMARSKA, I, FRYXELL, G. A

Get full text

Ten-year record of Thalassiosira nordenskioeldii population dynamics: comparison of aquaculture and non-aquaculture sites in the Quoddy Region by Smith, Aaron C., Martin, Jennifer L., Ehrman, James M., Kaczmarska, Irena

“…A long-term plankton monitoring programme resulted in a ten-year record (1988–1997) for bloom timing and magnitude at four sites in the Quoddy Region. Two…”
Get full text