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Maxent

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Welcome to the Maxent Google Groups forum. We post and answer questions about species distribution / niche modeling, particularly troubleshooting and best practices for Maxent, workflows in R and ArcGIS, and ecology in general.

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Jul 28

Re: [maxent] Digest for maxent@googlegroups.com - 3 updates in 1 topic

Sorry Gourav, just realized I misspelled your name On Mon, Jul 21, 2025 at 11:25 AM Jillian Schat

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Re: [maxent] Digest for maxent@googlegroups.com - 3 updates in 1 topic

Sorry Gourav, just realized I misspelled your name On Mon, Jul 21, 2025 at 11:25 AM Jillian Schat

Jul 28

Jul 28

There is no data in jacknife table

hallo, my name is ibna hayati. i would like to know if there is only one coordinate latitude

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There is no data in jacknife table

hallo, my name is ibna hayati. i would like to know if there is only one coordinate latitude

Jul 28

Jul 28

ENMevaluate error: "RPostgreSQL package not found"

Hi all, I am attempting to run ENMevaluate and as far as I can tell, the function will run until it

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ENMevaluate error: "RPostgreSQL package not found"

Hi all, I am attempting to run ENMevaluate and as far as I can tell, the function will run until it

Jul 28

Gourav Devtalla, Gebreyohannes Zenebe3

Jul 20

Future climatic variables

I downloaded the data from worldclim database. I've already done the niche distribution for

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Future climatic variables

I downloaded the data from worldclim database. I've already done the niche distribution for

Jul 20

Gourav Devtalla, … alq...@gmail.com7

May 19

Unknown error while running asc files in maxent

I know how to convert a tiff to ascii. The Problem is maxent gives this error everytime i run those

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Unknown error while running asc files in maxent

I know how to convert a tiff to ascii. The Problem is maxent gives this error everytime i run those

May 19

Melissa Petford, Bede-Fazekas Ákos3

May 9

Using Maxent with a Bias File in SSDM Package (R)

Hi Ákos , Thank you very much for your response. Appreciate any help I can get. Unfortunately, the

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Using Maxent with a Bias File in SSDM Package (R)

Hi Ákos , Thank you very much for your response. Appreciate any help I can get. Unfortunately, the

May 9

Wouter Beukema, … Antonio Sampedro15

May 2

Writing response curve plot data ENMeval

It worked nice. Sorted Thank you very much. I just was unaware of the change nad my beautiful script

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Writing response curve plot data ENMeval

It worked nice. Sorted Thank you very much. I just was unaware of the change nad my beautiful script

May 2

Gourav Devtalla

May 2

Sampling bias simplest explanation

Please explain sampling bias which occurs while ecological niche modelling in simplest terms. If we

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Sampling bias simplest explanation

Please explain sampling bias which occurs while ecological niche modelling in simplest terms. If we

May 2

May 1

problem with maxnet.predictRaster in ENMeval for categorical variables -- please use new version

All, I recently discovered a problem with the maxnet.predictRaster function in ENMeval, so I fixed it

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problem with maxnet.predictRaster in ENMeval for categorical variables -- please use new version

All, I recently discovered a problem with the maxnet.predictRaster function in ENMeval, so I fixed it

May 1

Samuel Schmid, Jamie M. Kass2

May 1

allocating GPU processing for dismo and ENMeval

Sorry for the late reply, but you should be able to use parallelization by setting parallel = TRUE to

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allocating GPU processing for dismo and ENMeval

Sorry for the late reply, but you should be able to use parallelization by setting parallel = TRUE to

May 1

Rahul G, … Jamie M. Kass10

May 1

Sorry for the late reply. You use make an empty list before the loop, then put each ENMevaluation

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Sorry for the late reply. You use make an empty list before the loop, then put each ENMevaluation

May 1

Roshin Syahdan, Jamie M. Kass2

May 1

how to do block partition method in maxent?

The answer is no if you're using the GUI -- you can only do random partitions through it. ENMeval

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how to do block partition method in maxent?

The answer is no if you're using the GUI -- you can only do random partitions through it. ENMeval

May 1

Lyn Howe, … Terrell Roulston16

May 1

Choosing Maximum number of Background Points

Reopening this discussion as it is the top result when searching Google for how many background

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Choosing Maximum number of Background Points

Reopening this discussion as it is the top result when searching Google for how many background

May 1

May 1

Choosing multiple occurence csv files in MaxEnt

Heys guys!!! I was wondering if there is a way to add multiple occurence files in maxent. I have

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Choosing multiple occurence csv files in MaxEnt

Heys guys!!! I was wondering if there is a way to add multiple occurence files in maxent. I have

May 1

Navinder Singh, … Urusha7

May 1

Fixing the result plots and pictures of Maxent

hi, Can anyone tell me why the auc value from maxent software is not same when I reevaluate using its

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Fixing the result plots and pictures of Maxent

hi, Can anyone tell me why the auc value from maxent software is not same when I reevaluate using its

May 1

May 1

Faced problem while Analyzing Maxent output in R

I run maxent software and it gave me its output files: backgroundPredictions.csv and

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Faced problem while Analyzing Maxent output in R

I run maxent software and it gave me its output files: backgroundPredictions.csv and

May 1

Melissa Petford

May 1

Incorporating a Bias File for Maxent in SSDM Package (R)

Hello everyone, I am trying to create a stacked species distribution model in R using the SSDM

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Incorporating a Bias File for Maxent in SSDM Package (R)

Hello everyone, I am trying to create a stacked species distribution model in R using the SSDM

May 1

Mar 23

Re: [maxent] Can MaxEnt read .nc files as environmental layers?

GIS such as ArcGIS Pro, QGIS will read them and have tools for extracting the required data into

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Re: [maxent] Can MaxEnt read .nc files as environmental layers?

GIS such as ArcGIS Pro, QGIS will read them and have tools for extracting the required data into

Mar 23

Gourav Devtalla, Gebreyohannes Zenebe3

Mar 20

raster files extent not same

As to me, resampling the bioclimatic variables to the resolution of topographic variables is better -

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raster files extent not same

As to me, resampling the bioclimatic variables to the resolution of topographic variables is better -

Mar 20

Mar 20

I can't run MaxEnt in MAC sequoia 15.2

Hi everybody! I can't run MaxEnt (any version) in my MAC intel with sequoia 15.2. I update Java

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I can't run MaxEnt in MAC sequoia 15.2

Hi everybody! I can't run MaxEnt (any version) in my MAC intel with sequoia 15.2. I update Java

Mar 20

Martin Lowry, Bede-Fazekas Ákos6

Jan 20

Choice of "current" bioclimate variables

Hello Martin, I think that the average of the ensemble is the only reasonably way of combining these

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Choice of "current" bioclimate variables

Hello Martin, I think that the average of the ensemble is the only reasonably way of combining these

Jan 20

Wondessen Ayalew, Bede-Fazekas Ákos3

Jan 16

Error in VariableSelection() with Maxent: "character string expected"

Dear Akos and all, Thank you for your valuable suggestions. I am encountering an error despite

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Error in VariableSelection() with Maxent: "character string expected"

Dear Akos and all, Thank you for your valuable suggestions. I am encountering an error despite

Jan 16

Babu Ram Paudel, … Marcelo Lima3

Jan 16

Anticipating help for worldclim data downscaling

Hi Babu, I have come across a similar issue, and I came across these resources: https://sites.

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Anticipating help for worldclim data downscaling

Hi Babu, I have come across a similar issue, and I came across these resources: https://sites.

Jan 16

Jan 15

Variable with lambda=0 has non-zero contribution. How?

Looking into the lambdas file I see that several of my environmental variables have a lambda value of

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Variable with lambda=0 has non-zero contribution. How?

Looking into the lambdas file I see that several of my environmental variables have a lambda value of

Jan 15

Wondessen Ayalew

Jan 15

Maxent error post

Dear Moderator, I hope this message finds you well. I recently attempted to post a question in the

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Maxent error post

Dear Moderator, I hope this message finds you well. I recently attempted to post a question in the

Jan 15

Jan 15

Maxent settings for less than 50 bird occurrence points.

All my species presence points are less than 50: First one has 5 points Second one has 13 points Last

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Maxent settings for less than 50 bird occurrence points.

All my species presence points are less than 50: First one has 5 points Second one has 13 points Last

Jan 15

Ahmed El-Gabbas, … Martin Lowry6

Jan 15

Permutation importance dominated by one or a few variables

The code was released as Open Source some time ago. You can see that the permutation does indeed use

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Permutation importance dominated by one or a few variables

The code was released as Open Source some time ago. You can see that the permutation does indeed use

Jan 15

Jan 15

ascii file problems

Hi everyone. Trying to get started with the model but hitting barriers with file format. Here's

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ascii file problems

Hi everyone. Trying to get started with the model but hitting barriers with file format. Here's

Jan 15

Wondessen Ayalew

Jan 15

Maxent variable selection error

Hi folks, I am using Maxent in R to model species distribution for Ethiopian sheep. I am new for ENM

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Maxent variable selection error

Hi folks, I am using Maxent in R to model species distribution for Ethiopian sheep. I am new for ENM

Jan 15

Jan 15

QGIS To Align Raster Layers Rounding Issue

Hi everyone, Trying to align two raster layers in QGIS for maxent modeling. When using the "

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QGIS To Align Raster Layers Rounding Issue

Hi everyone, Trying to align two raster layers in QGIS for maxent modeling. When using the "

Jan 15

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