Water Column Variability in Coastal Regions

2001 ◽  
Author(s):  
Dana R. Kester
Keyword(s):  
2019 ◽  
Vol 487 (5) ◽  
pp. 573-577
Author(s):  
M. V. Mityaev ◽  
M. V. Gerasimova ◽  
L. G. Pavlova

The first data on the scale of the lateral movement of the sessile in the water column are obtained. It is established that the scale of the lateral movement of suspended matter in the coastal regions is 50-210 times greater than the vertical flow of matter to the bottom.


1999 ◽  
Author(s):  
Dana R. Kester
Keyword(s):  

1997 ◽  
Author(s):  
Dana R. Kester
Keyword(s):  

MAUSAM ◽  
2021 ◽  
Vol 62 (4) ◽  
pp. 659-664
Author(s):  
SUNILKUMAR SHUKLA ◽  
M. SUDHAKAR

Antarctic Coastal regions are thought to be characterized by high productivity usually dominated by diatoms. Considering their prime importance in global carbon biological pump, diatom distribution and abundance studies are sparse especially in coastal regions of Antarctica. Biogenic silica is considered to be severely affected by dissolution in the undersaturated ocean water, therefore, combined study of diatom assemblages from water column and those found in the sediments is important. Therefore, we conducted a combined study of sediment diatoms along with surface water diatoms collected from Coastal Antarctica. When the modern assemblages are compared to the fossil record, it is clear the most of the important diatoms from the summer assemblages are not preserved in the underlying sediments. The studies reveal that only F. kerguelensis is common abundant species in both water and sediment which suggests that coastal Antarctic region could be having more open ocean influence. In contrast, the presence of sea ice related diatom species from surface sediment indicate for expansion of sea ice or ice edge adjacent to the water column, however such species were not found in the overlying water samples which could be due to less sea-ice extent.


Author(s):  
Filiz Kucuksezgin ◽  
Idil Pazi ◽  
Lutfi Tolga Gonul ◽  
Ferah Kocak ◽  
Canan Eronat ◽  
...  

Author(s):  
S. H. Coombs ◽  
J. H. Nichols ◽  
D. V. P. Conway ◽  
S. Milligan ◽  
N. C. Halliday

The distribution of larvae of sprat (Sprattus sprattus) is described in relation to feeding conditions in the Irish Sea. Larvae were most abundant towards the coastal margins. Relatively few were taken in the mixed water of the central Irish Sea. Preferred food organisms were also more abundant in coastal regions. Both sprat eggs and larvae, and microplankton, were more dispersed down the water column when it was fully mixed than when stratified. Characterization of food availability for larvae, as peak (modal) abundance down the water-column, is shown to be related to the degree of stratification.


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