Organic and inorganic carbon dynamics in estuaries?

How to study organic and inorganic carbon dynamics in estuaries, which are the most suitable stable isotopes for such studies.

10 November 2018 3,564 1 View

Metal trophic transfer can be clearly monitored using stable isotopes?

How study stable isotope trophic transfer in estuaries, how to isolate phytoplankton from water column?

10 November 2018 8,380 1 View

How estuaine bivales are related to climate change?

Any relation ship with climate change and estuarine communities?

09 October 2018 4,150 0 View

The concept exotic or invasive species some time controversial? What do you think?

The concept exotic or invasive species some time controversial. What do you think.

09 October 2018 1,264 10 View

How to run a bonferroni correction in SPSS for correlational data?

Help! I've never run a bonferroni correction in SPSS for correlational data, only ANOVAs. Would anyone be willing to help me with a step-by-step method of how to do this? It's for multiple...

06 July 2018 9,232 0 View

PCA analysis can be done with mean values of environmental variables or raw values?

01 February 2017 3,521 1 View

Relevents of Eigenvalues in PCA analysis, in Primer 6?

31 December 2016 8,816 0 View

How to do PCA with negative and positive values( redox potential)? How to perform transform?

How to transform negative values in Primer 6?

31 December 2016 8,084 0 View

Can you give clue to identify this Platyhelminthes?

Can you give clue to this species, collected from inter tidal habitat of South west coast of India

10 November 2016 2,573 3 View

what is the best method to track trophic transfer of heavy metals in aquatic food chain?

what is the best method to track trophic transfer of heavy metals in marine food chain?

08 September 2015 8,947 12 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

What test should i use in comparing the correlation between categorical and continuous variables?

Dear all, I have the variable (Surgery duration) represented by values in minutes and the variable (preoperative neuropraxia cases) represented as (Yes/No) values. I want to compare these two...

03 March 2021 5,427 5 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

How to find the mean, SD and CI in SPSS?

Hi, I hope that someone can help me with this task: I have 5 groups of participants which are numbered in SPSS from 1 to 5 (according to their group number) and are all under the variable group....

03 March 2021 506 3 View