Marine Diatoms
Phagomyxa bellerocheae sp. nov. and Phagomyxa odontellae sp. nov., Plasmodiophoromycetes feeding on marine diatoms
... Single plasmodium, parasitizing marine diatoms, reticu- late when fully grown and filling the peripheral parts of the host cell, with numerous small digestion vacuoles. Several sporangiosori, the ...
5
Potential of lipid metabolism in marine diatoms for biofuel production
... of marine diatoms were analyzed for biomass productivity and chemical compos- ...these diatoms showed lipid product- ivity that were comparable to green microalgae of the genera, for example, ...
10
Note on the technique of making bacteria-free cultures of marine diatoms
... Five washed diatom cells were inoculated separately on the same silica gel plate, and subcultures made successively from the very edge of the largest colony developed until a culture was[r] ...
7
A preliminary check-list of British marine diatoms
... 2 Van Heurck 1896 and Mann 19°7 include Odontella Agardh, Lampriscus Bail., Zygoceros Ehrenb., Denticella Ehrenb., Pseudo-stictodiscus Grun., Amphitetras Ehrenb., Amphipentas Ehrenb., Ce[r] ...
24
New Records of Marine Diatoms for the American Continent Found on Stone Scorpionfish Scorpaena mystes
... The survey of new benthic substrata is expected to yield new records of di- atom taxa. A particular type of substratum is the skin of the Stone scorpion- fish Scorpaena mystes Jordan & Starks, 1895 that, because of ...
15
The comparative UVB photobiology of Phaeocystis antarctica and selected species of Antarctic marine diatoms
... The shallow blooms of the MIZ, which are responsible for much of the primary production in the Southern Ocean, appear vulnerable to increased UV-B radiation as a result of stratospheric [r] ...
363
The size of diatoms. I. The diameter variation of Rhizosolenia styliformis Brightw. and R. alata Brightw. in particular and of pelagic marine diatoms in general
... This apparent selection of the wider cells as the patch drifted into areas of higher temperature is shown by comparing the diameter distributions for October, 1932, given in Text-Figure [r] ...
32
Notes on practical methods for the study of marine diatoms
... By these means good cleaned samples of marine diatom frustules ready for mounting have been obtained from material as diverse as plankton samples, epiphytes, scrapings from the skin-film[r] ...
5
Paulsenella Chatton (Dinophyta), ectoparasites of marine diatoms: development and taxonomy
... vonstoschii, the development of resting cysts could be related to meiosis (nuclear cyclosis).. Single primary cysts (meiocysts) displaying cyclosis were..[r] ...
19
Parallel plastic tank experiments with cultures of marine diatoms
... The reproducibility of parallel tank experiments in regard to algal development (cell numbers, cell division rates, chain lengths and size), nutrient utilization, d[r] ...
16
The Paleocene record of marine diatoms in deep-sea sediments
... Despite initial colonization of the open ocean in the ear- lier Late Cretaceous (Harwood and Nikolaev, 1995; Har- wood et al., 2007), they are, in the literature, only found in this setting worldwide, consistently well ...
23
The occurrence and preservation of diatoms in the Palaeogene of the North Sea Basin
... years, marine diatoms have become increasingly utilised for biostratigraphical correlation purposes, largely through the work of the Deep Sea Drilling Project ...of diatoms is now better known (Table ...
295
Food uptake and fine structure of Cryothecomonas longipes sp. nov., a marine nanoflagellate incertae sedis feeding phagotrophically on large diatoms
... Cryothecomonas longipes Schnepf and Kühn, sp. nov. Col- ourless, oval flagellate, dorsiventrally flattened, 9–14 µm long, 7–9 µm wide, 5–7 µm high when not filled with di- gestion vacuoles Two flagella, the anterior one ...
15
Comparing the sensitivity of chlorophytes, cyanobacteria and diatoms to major-use antibiotics
... (6.8) was significantly different from others. The pH of the exposure medium for all the treatments varied slightly over the study period (Figure 2). For chlorophytes D. subspicatus and C. vulgaris the rise of pH was ...
39
ECOLOGY AND DISTRIBUTION OF DIATOMS IN KONANDUR POND OF THIRTHAHALLI TALUK, KARNATAKA
... From the present study, it can be concluded that, Konandur pond shows the seasonal variations in water quality. This water body showed 16 species belonging to 09 genera of Diatoms and hence productive. Based on ...
8
Diatoms as an indicator for tile drainage flow in a German lowland catchment
... Permanent diatom slides were prepared after oxidizing the organic material by nitric acid and sulfuric acid and a minimum of 300 valves were counted for each sample using a Zeiss Axioskop microscope at 1000× under oil ...
12
Environmental control of harmful dinoflagellates and diatoms in a fjordic system
... (B) Diatoms (solid = 50% similar, dashed = 70% similar), (C) Dinoflagellates (solid = 60% similar, dashed = 70% similar), and (D) Ciliates, no significant clustering ...
50
Diatoms Are Selective Segregators in Global Ocean Planktonic Communities
... (46), diatoms compose the “phytoplankton silicifiers” metanode and display a variety of mutual exclusions that again distinguish them from other phytoplankton ...of diatoms with other organisms are due to ...
14
Comparing the sensitivity of chlorophytes, cyanobacteria and diatoms to major-use antibiotics
... Key words: Species sensitivity, Antibiotics, Algae, Growth inhibition, Risk Assessment 1 Introduction.. Antibiotics have a selective toxic mode of action on bacteria [r] ...
31
Benthic diatoms as bioindicators of a point source thermal discharge to an estuary
... SR: Frustules rectangular in girdle view with a prominent subconcical process at each corner. Valve elliptical with undulating margins, divided into 3 or more segments by transverse costae. Valve surface covered with ...
191