Aravinda Bellanthudawa

11 Questions 2 Answers 0 Followers

Questions related from Aravinda Bellanthudawa

How do I clarify the diversity and density indices calculation of macrophytes in a tropical wetland?

Please find the attachment.

14 September 2017 9,618 3 View

Regarding the classification of trophic status of sampling sites in a tropical wetland

Dear sir/madam, I m going to write a paper on classification of trophic status of a wetland by using Secchi disc depth, total phosphorous and chlorophyll a content as mentioned in Carlson,s...

01 June 2017 8,713 1 View

How can i find information regarding these freshwater molluscs species?

I want to have some reference materials regarding the physico chemical parameters ( pH, salinity, conductivity, depth , nitrate , phosphate , DO, BOD , chlorophyll a concentrations, , COD,...

31 January 2017 501 4 View

What are the plant species found in streams including the riparian vegetations?

i want some examples for plan species found in riverine environments

07 July 2016 308 13 View

Can't i measure the biomass of mollusks (including gastropods), if the are dead (only the shells)?.If i can what is the procedure to do so?

Can't i measure the biomass of mollusks (including gastropods), if the are dead (only the shells)?.If i can what is the procedure to do so? I m doing this for benthic sediment samples after...

09 June 2016 5,649 5 View

How to measure the biomass of gastropods WITH THE SHELLS?

In part of my research i have to develop the abundance biomass curves for the gastropods.In most of the cases i found dead animals (only the shells of gastropods).Therefore i want to know an exact...

08 June 2016 9,300 4 View

What are Macrophyte based indices?

Can i know about the different universal macrophyte indices that can be used for reserviors or slow/non flowing water?

27 April 2016 5,433 3 View

Is there a mollusks based diversity index in shallow bottom sediment analysis?like EPT index,pollution tolerance index,taxa richness index?

in the water quality and sediment quality analysis process,i got most mollusks(gatsropods) and the worms spp.i m about to calculate the EPT, Taxa richness,pollution tolerance index......so,is...

22 April 2016 7,565 1 View

What are the benthic macro invertebrate water quality indices that i can use as bio monitoring in srl lankan fresh water?

but it is better ,if i can use universal indices and indices that can be use to south Asian region as well.In addition indices should be included to cover species richness,species evenness,species...

10 March 2016 6,093 7 View

How to categorize 5 sites under less.moderate and high polluted to build a simple benthic macro invertebrate based water quality index?

i have 5 sites 2 are some what polluted and others are normal level.how can i divide my 5 sites according to less polluted ,modreately polluted and highly polluted to build a simple water quality...

10 March 2016 5,009 4 View

How can i develop a simple benthic macro invertebrate based index for a slow flowing water body ,in Diyawannawa water body ,Sri lanka?

03 March 2016 4,441 5 View