Sentences with phrase «marine diatoms»

The Cretaceous also saw the first radiation of marine diatoms in the oceans.

Domoic acid, a neurotoxin that causes amnesic shellfish poisoning in humans, is produced by marine diatoms in the genus Pseudo-nitzschia.

Short - and long - term conditioning of a temperate marine diatom community to acidification and warming

Paleo - reconstructions of sea ice are often based on fossil assemblages of marine diatom species found in association with sea ice (see Fig. 2).

As an IIE - SRF fellow at the University of Gothenburg, Al - Handal is again able to use his expertise in taxonomy of marine diatoms, a type of microalgae, with the added advantage of direct access to a scanning electron microscope, which he didn't have in Iraq.

Earlier studies in the same area found the remains of beech trees, pollen and marine diatoms — algae found in plankton — apparently dating from three million years ago.

Laboratory culture experiments using a marine diatom Chaetoceros socialis were conducted at two temperatures (13 ℃ and 18 ℃) and two carbon dioxide partial pressures (pCO2, 400 µatm and 800 µatm).

Nevertheless, ocean warming was previously predicted to cause a shift in the geographical distribution of Trichodesmium toward higher latitudes, extending its niche to subtropical regions and potentially reducing its range in tropical ocean basins.Overall, the biological responses of the marine diatom Chaetoceros socialis and the N2 - fixing cyanobacteria Trichodesmium IMS101 to several key climate change processes were presented and discussed in this study.