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Subject: Marine Geospatial Ecology Tools (MGET) help

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From: "Jason Roberts" <>
To: "'daniella hanf'" <>
Cc: <>
Subject: RE: [mget-help] Fwd: Troubles with environmental data connector and Ocean Colour
Date: Tue, 3 Sep 2013 11:21:29 -0400

Hi Daniella,

 

Is your download problem happening with the Marine Geospatial Ecology Tools (MGET) or the Environmental Data Connector (EDC)? These are two separate pieces of software developed by two different organizations. Both are capable of downloading Ocean Color data but they have different user interfaces. MGET is accessed through the ArcToolbox window, like other geoprocessing tools. EDC is accessed from an ArcMap toolbar or menu.

 

If it is MGET, I can help you with the problem. The best solution is probably to uninstall your existing copy of MGET from the Windows Control Panel and install the latest release from here (scroll down on that page for installation instructions). It is compatible with ArcGIS 9.1 and all later versions, including 10.1.

 

If it is EDC, I can put you in touch with the EDC folks that can help you.

 

Best regards,

 

Jason

 

From: Ben Donnelly [mailto:]
Sent: Tuesday, September 03, 2013 9:37 AM
To:
Cc: Jason Roberts
Subject: [mget-help] Fwd: Troubles with environmental data connector and Ocean Colour

 

Hi Daniella- I'm forwarding your question to Jason Roberts and his mget-help contact address. He's been on vacation, but should be catching up with his correspondence soon. 

 

Ben Donnelly

Marine Geospatial Ecology Lab

 

Begin forwarded message:



From: daniella hanf <>

Subject: Troubles with environmental data connector and Ocean Colour

Date: September 3, 2013 9:23:05 AM -0400

To:

 

Hi there

 

I'm having a problem downloading Ocean Colour data using the Environmental Data Connector. I found a forum post and reply that relate to my same issue (pasted below). The reply states there is a patch available, but this was in relation to ArcGIS v 10 but I am using v 10.1. I know there are many patches available online but I am unsure of which one (if any) I should be using to solve my problem.

 

Could you please advise me as to how I can fix my problem? Could you please send me the link to the right patch, if this is the answer?

 

Kind regards, Daniella Hanf.

 

__________________________________________________________________________________________________________

 

 

 

Hi Dee,

 

Thanks for bringing this to our attention. It turns out that NASA just changed their query system in a way that broke MGET.

 

Attached is a patched file that fixes the problem. To install it:

 

1.    Close all ArcGIS programs.

2.    Assuming you have ArcGIS 10: save this file to the C:\Python26\ArcGIS10.0\Lib\site-packages\GeoEco\DataProducts\NASA directory, overwriting the file that is already there.

a.    For ArcGIS 9: save to C:\Python25\Lib\site-packages\GeoEco\DataProducts\NASA instead

3.    Start ArcGIS and try again.

 

Please let me know if that works for you.

 

Best regards,

 

Jason

 

From: Deirdre McElligott [mailto: 
Sent: Tuesday, July 03, 2012 11:41 AM
To: 
Subject: [mget-help] Ocean Color troubleshoot

 

 

Hi there,

 

Firstly, great toolbox, I'm just a novice, but stands to be an invaluable aid for use in my thesis.

 

However, I am having some difficulty downloading SeaWiFS data, I'm hoping you might be able to help me out. When using the tool: 'Create Rasters for NASA OceanColor L3 SMI Product' I get the following error:

 

 

 

 

 

Executing: OceanColorLevel3SMITimeSeriesCreateArcGISRasters SeaWiFS Monthly 9kmCHL_chlor_a "C:\Users\100565440\Desktop\Thesis\SeaWifs Data\MGET" Add %(Sensor)s;%(TemporalResolution)s;%(SpatialResolution)s;%(ProductCode)s;%%Y;%(SensorCode).1s%%Y%%j%(EndDate)s.L3m_%(TemporalResolutionCode).3s_%(ProductCode)s_%(SpatialResolution)s.img # # # "-25.321 45.883 -4.82 58.445" # # 60 300 true false

Start Time: Tue Jul 03 16:22:31 2012

Running script OceanColorLevel3SMITimeSeriesCreateArcGISRasters...

CollectionIsEmptyError: The NASA OceanColor data archive contains no datasets matching the _expression_ Sensor = 'seawifs' AND TemporalResolution = 'monthly' AND SpatialResolution = '9km' AND ProductCode = 'chl_chlor_a'.

<class 'GeoEco.Datasets.Virtual.CollectionIsEmptyError'>: The NASA OceanColor data archive contains no datasets matching the _expression_ Sensor = 'seawifs' AND TemporalResolution = 'monthly' AND SpatialResolution = '9km' AND ProductCode = 'chl_chlor_a'.

Failed to execute (OceanColorLevel3SMITimeSeriesCreateArcGISRasters).

Failed at Tue Jul 03 16:22:32 2012 (Elapsed Time: 1.00 seconds)

 

 

 

I have successfully been able to download AVHRR SST data, but when I try to download any ocean colour sensor data (Aqua, Terra, SeaWiFS) I get the above error. Is it simply having difficulty connecting to the OceanColor data archive? How can I work around this.

 

Thank you very much for your time.

 

Cheers

 

Dee

 

Ben Donnelly  ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
Marine Geospatial Ecology Lab   Nicholas School
Research Programmer             Duke University
http://mgel.env.duke.edu        skype:bendybendybendy

 

 

 

 

 

 

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