Sentences with phrase «other diatoms»

Not exact matches

Previously, many water managers in the region had believed that the algae blooms of the diatom Didymosphenia geminata — which resemble blobs of wet toilet paper or shag rugs — resulted from an invasive species problem starting in the mid-2000s that could be fixed by regular washing of fishing gear and other sanitation measures.

Bacteria and diatoms inhabit those liquid veins, and Hajo Eicken, a glaciologist at the University of Alaska at Fairbanks, suspects that similar habitats could exist in the lower, warmer layers of ice on Europa, and perhaps on the other moons as well.

Bacteria, diatoms, and other organisms spend their winters there, presumably subsisting on a bare minimum of nutrients.

The researchers also studied variables related to other ocean plant groups, like diatoms, which build glass shells that carry carbon to the deep sea, sequestering it from the atmosphere.

But he notes that others have not seen as dramatic a decrease in copepod reproductive success during diatom blooms elsewhere and warns that the Adriatic's heavy pollution may have enhanced the effect.

Then in 1997 and 1998, they and their colleagues sampled copepods in the Adriatic Sea during diatom blooms in winter, when the copepods feast primarily on diatoms, and during the summer, when diatom numbers are down and copepods eat a more mixed diet that includes other algae.

At the University of Alaska Fairbanks, Matthew Wooller and colleagues will analyze the mud for the remains of diatoms, water fleas and other tiny life to learn about the water temperature and clarity over time.

High - speed video revealed that the fish feed quite differently than other gobies when they scrape diatoms from the rocks, extending their top jaw way out and not pulling the lower jaw back as much as other species do.

According to Ingall, removal of iron by diatom - dominated phytoplankton communities may dampen the intended outcome of enhanced carbon uptake through iron fertilization by reducing the productivity of other phytoplankton, which take up carbon dioxide more efficiently.

New diatom species Diatoms may have other advantages when it comes to oil production.

Neither are fungi, diatoms, nematodes, tardigrades, slime moulds, algae or most other species on the planet.

Don't miss great articles from other sections, like «Water microbiome» where I would recommend an article deciphering the evolution and metabolism of an anammox bacterium by M. Strous and an article about globally overlooked nanoplanktonic diatoms by K. Leblanc.

Fleas and other insects with an exoskeleton (hard shell) are susceptible to the glass - sharp edges of the microscopic diatoms.

These tiny green diatoms generate nearly half of all the planet's primary production − that is, the food on which all other diners must ultimately depend.

That alone may be unsatisfactory in that replacing the diatoms with other phytoplankon may wreck the relationship between phyto and zooplankton and create an entirely new ecology that may be unfavorable for sustaining the oceanic food chain.

Other proxies include ice cores, tree rings, and sediment cores (which include diatoms, foraminifera, microbiota, pollen, and charcoal within the sediment and the sediment itself).

... INAS densities of some other biological aerosols, like certain pollen grains, fungal spores and diatoms, tend to be similar to those of dust.

A warm period around ad 1000 is in line with evidence from other proxy indicators from northern Fennoscandia: Pine tree - limit (Shemesh et al. 2001; Helama et al. 2004b; Kulti et al. 2006), pollen and diatoms (Korhola et al. 2000; Seppä and Birks 2002; Bigler et al. 2006) show indisputable evidence of a «Medieval Warm Period» that was warmer than the twentieth century climate.