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Welcome to tRophicPosition support group. This group is maintained by Claudio Quezada-Romegialli.

To download tRophicPosition package visit https://github.com/clquezada/tRophicPosition
To post to this group, send an email to trophicposition-support@googlegroups.com
To unsubscribe from this group, send an email to trophicposition-support+unsubscribe@googlegroups.com

Visit this group at https://groups.google.com/d/forum/trophicposition-support
For more options, visit https://groups.google.com/d/optout

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Gemma Galbraith, … JUAN RUBIO RIOS6

Mar 23

Trouble with Extractisotopedata for multiple species and sites

I got the same problem, and it was caused by loading my data from a excel file instead of a csv.

unread,

Trouble with Extractisotopedata for multiple species and sites

I got the same problem, and it was caused by loading my data from a excel file instead of a csv.

Mar 23

Parker, Lacey

12/1/24

for loops code not bringing any plots up

Hello, I am a master's student at Texas State University using this for a project. I ran my

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for loops code not bringing any plots up

Hello, I am a master's student at Texas State University using this for a project. I ran my

12/1/24

Rimantas Zelvys

9/9/24

Welcome to the Scopus (Q4) Journal of Biomedical

‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌

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Welcome to the Scopus (Q4) Journal of Biomedical

9/9/24

Hodgson, Olivia, Claudio Quezada R.2

6/19/24

tRophicPosition

Hi Olivia The GitHub version should be easy to install with install.packages("githubinstall

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tRophicPosition

Hi Olivia The GitHub version should be easy to install with install.packages("githubinstall

6/19/24

夏雨果, Georgina Cordone3

5/30/24

Cann't load Isotope Data

Here I found a pseudo-solution. I changed the name of the function and copied it exactly as it was

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Cann't load Isotope Data

Here I found a pseudo-solution. I changed the name of the function and copied it exactly as it was

5/30/24

Bruna caroline Kliemann, … Amroco6

12/9/23

Problems installing the trophic position package

Hi all, I am now having this problem, using R 4.3.2, unable to install from CRAN or GitHub When I try

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Problems installing the trophic position package

Hi all, I am now having this problem, using R 4.3.2, unable to install from CRAN or GitHub When I try

12/9/23

Lauren Young

11/16/23

Поздрави, как си днес Greetings, how are you today

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Поздрави, как си днес Greetings, how are you today

11/16/23

Grant Dlesk

8/17/23

Interpreting Pairwise and Bhattacharyya coefficient Comparisons

Hi, I don't know if this group is only for troubleshooting or for interpreting results as well.

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Interpreting Pairwise and Bhattacharyya coefficient Comparisons

Hi, I don't know if this group is only for troubleshooting or for interpreting results as well.

8/17/23

Tatiana Acosta Pachon, Claudio Quezada-Romegialli2

6/7/23

Errors in trophic position plots

Hola Tatiana It seems that the problem is not related to tRophicPosition but the gtable package. Try

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Errors in trophic position plots

Hola Tatiana It seems that the problem is not related to tRophicPosition but the gtable package. Try

6/7/23

Samroz Majeed Baloch

5/3/23

Trophic Position Estimation

Hello can anyone please share how we can calculate Trophic position of fish species using C and N

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Trophic Position Estimation

Hello can anyone please share how we can calculate Trophic position of fish species using C and N

5/3/23

Bethany Bethke

1/31/23

extract predicted values

Hello, I'm trying to use the function 'extractPredictiveData' but I'm having some

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extract predicted values

Hello, I'm trying to use the function 'extractPredictiveData' but I'm having some

1/31/23

aslak grimsgaard

9/6/22

Defining priors

Hey This might be a stupid question but here goes anyways. I have a dataset with multiple species and

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Defining priors

Hey This might be a stupid question but here goes anyways. I have a dataset with multiple species and

9/6/22

Westrelin Samuel

8/4/22

how to specify trophic discrimination factor in tRophicPosition R

Hi all, I forward you two questions I just posted on stackoverflow. In https://cran.r-project.org/web

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how to specify trophic discrimination factor in tRophicPosition R

Hi all, I forward you two questions I just posted on stackoverflow. In https://cran.r-project.org/web

8/4/22

Wondie Zelalem

2/1/22

Problem with screenFoodWeb function in tRophicPosition

Hi, I'm striving to use the screenFoodWeb function in the tRophicPosition package, and while

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Problem with screenFoodWeb function in tRophicPosition

Hi, I'm striving to use the screenFoodWeb function in the tRophicPosition package, and while

2/1/22

Katharina Peters, Claudio Quezada Romegialli5

12/12/21

Strange results for parametric trophic position

Hi Claudio, Thank you very much for taking the time to look at this. I think I will go ahead using

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Strange results for parametric trophic position

Hi Claudio, Thank you very much for taking the time to look at this. I think I will go ahead using

12/12/21

Isa Wallin Kihlberg

8/12/21

multimodelTP - what's missing?

Dear Dr. Quezada-Romegialli, I am currently trying to establish the trophic position of an invasive

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multimodelTP - what's missing?

Dear Dr. Quezada-Romegialli, I am currently trying to establish the trophic position of an invasive

8/12/21

Bruno Linhares, Claudio Quezada Romegialli3

8/4/21

Problem with screenFoodWeb plotting

Hi Claudio, I appreciate your quick return. The warning seems to be the same as it shows in the CRAN

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Problem with screenFoodWeb plotting

Hi Claudio, I appreciate your quick return. The warning seems to be the same as it shows in the CRAN

8/4/21

Alexandre Garcia

1/8/21

computing individual TP using the tRophicPosition

Dear Quezada-Romegialli, Hi there. My name is Alexandre Miranda Garcia and I'm a researcher at

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computing individual TP using the tRophicPosition

Dear Quezada-Romegialli, Hi there. My name is Alexandre Miranda Garcia and I'm a researcher at

1/8/21

Bethke, Bethany (DNR), Claudio Quezada Romegialli2

8/6/20

Extracting Posterior Distribution

Hi Bethany It depends on how you got those plots. If you have posterior estimates for your variables,

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Extracting Posterior Distribution

Hi Bethany It depends on how you got those plots. If you have posterior estimates for your variables,

8/6/20

Thethela Bokhutlo

1/16/20

Bug in the screenFoodWeb function

Hello I am currently using the trophic position package and I find it to be highly useful. However,

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Bug in the screenFoodWeb function

Hello I am currently using the trophic position package and I find it to be highly useful. However,

1/16/20

Gabriel Ferreira

11/27/19

screenFoodWeb plotting issue

Dear all, I saw in a topic from October 26th a comment about the plotting issue on the screeFoodWeb()

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screenFoodWeb plotting issue

Dear all, I saw in a topic from October 26th a comment about the plotting issue on the screeFoodWeb()

11/27/19

Hannah M Carroll

11/15/19

Difficultly loading multiple consumers

Good afternoon Dr. Quezada-Romegialli, I am trying to build trophic position models for a large

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Difficultly loading multiple consumers

Good afternoon Dr. Quezada-Romegialli, I am trying to build trophic position models for a large

11/15/19

Pierre Cresson, Claudio Quezada Romegialli2

11/4/19

tRophic position with one isotope only

Hola Pierre Yes, it is possible (and pertinent). When you are calculating a one baseline model you

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tRophic position with one isotope only

Hola Pierre Yes, it is possible (and pertinent). When you are calculating a one baseline model you

11/4/19

Bethke, Bethany (DNR), Claudio Quezada Romegialli2

10/26/19

Trace Plots from Multi Species Model

Hi Bethany When you use multiSpeciesTP() you have to change print = FALSE to TRUE, so that you can

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Trace Plots from Multi Species Model

Hi Bethany When you use multiSpeciesTP() you have to change print = FALSE to TRUE, so that you can

10/26/19

Laura Agusto, Claudio Quezada Romegialli2

10/26/19

Model checking for a multi species model

Dear Laura Whether you use a two baselines or a two baselines full model it depends if you consider a

unread,

Model checking for a multi species model

Dear Laura Whether you use a two baselines or a two baselines full model it depends if you consider a

10/26/19

Laura Agusto, Claudio Quezada Romegialli2

10/26/19

Pairwise comparisons with different TDF's

Dear Laura If you use multiSpeciesTP() or multiModelTP() to calculate trophic position, then the

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Pairwise comparisons with different TDF's

Dear Laura If you use multiSpeciesTP() or multiModelTP() to calculate trophic position, then the

10/26/19

Lady Liliana Espinosa Leal

9/23/19

quiero ser parte de este grupo

-- Saludos, Lady Liliana Espinosa Leal Msc. En ciencias en Ecología Marina Estudiante Doctorado en

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quiero ser parte de este grupo

-- Saludos, Lady Liliana Espinosa Leal Msc. En ciencias en Ecología Marina Estudiante Doctorado en

9/23/19

Stefan Linzmaier, Claudio Quezada-Romegialli2

4/13/19

Individual Trophic Positions

Hello Stefan For some unknownk reason, I missed this email. Apologies for the very, very late

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Individual Trophic Positions

Hello Stefan For some unknownk reason, I missed this email. Apologies for the very, very late

4/13/19

Bethke, Bethany (DNR), Claudio Quezada Romegialli2

4/13/19

Individual Estimates Available?

Hi Bethany I'm glad you found the package useful. Unfortunately, at this time it is not possible

unread,

Individual Estimates Available?

Hi Bethany I'm glad you found the package useful. Unfortunately, at this time it is not possible

4/13/19

Guillaume Marchessaux, Claudio Quezada Romegialli2

4/3/19

R version for tRophicPosition

Dear Guillaume and Mélanie Apologies for the late response, I just come back from a long trip abroad.

unread,

R version for tRophicPosition

Dear Guillaume and Mélanie Apologies for the late response, I just come back from a long trip abroad.

4/3/19