Harmful Algal Bloom Mapping, Water Quality, and Public Health
All maps from 2013 through today are below, click on any map to enlarge it for viewing or right-click any map and select “save image as” to download.
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/10/20181004_SB_HABs.png)
PDF Saginaw Bay October 4, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/10/20180922_SB_HABs.png)
PDF Saginaw Bay September 22, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/10/20180917_SB_HABs.png)
PDF Saginaw Bay September 17, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/10/20180911_SB_HABs-1.png)
PDF Saginaw Bay September 11, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/09/20180831_SB_HABs.png)
Saginaw Bay August 31, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/09/20180828_SB_HABs.png)
Saginaw Bay August 28, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/09/20180823_SB_HABs.png)
Saginaw Bay August 23, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/08/20180812_SB_HABs.png)
PDF Saginaw Bay August 12, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/08/20180810_SB_HABs.png)
PDF Saginaw Bay August 10, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/08/20180803_SB_HABs.png)
PDF Saginaw Bay August, 3 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/08/20180730_SB_HABs.png)
PDF Saginaw Bay July 30, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/08/20180729_SB_HABs.png)
PDF Saginaw Bay July 29, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/08/20170718_SB_HABs-1.png)
PDF Saginaw Bay July 18, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/08/20170711_SB_HABs.png)
PDF Saginaw Bay June 11, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/08/20170706_SB_HABs.png)
PDF Saginaw Bay July 6, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2018/08/20170702_SB_HABs.png)
PDF Saginaw Bay July 2, 2018
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20170801_SB_HABs.png)
MODIS Aqua retrieval August 1, 2017
PDF Lake Huron August 1, 2017
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20170729_SB_HABs-3.png)
MODIS Aqua retrieval July 29, 2017
PDF Lake Huron July 29, 2017
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20170727_SB_HABs-1.png)
MODIS Aqua retrieval July 27, 2017
PDF Lake Huron July 27, 2017
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20170724_SB_HABs-1.png)
MODIS Aqua retrieval July 24, 2017
PDF Lake Huron 24, 2017
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20170719_SB_HABs-1.png)
MODIS Aqua retrieval July 19, 2017
PDF Lake Huron July 19, 2017
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20170717_SB_HABs-1.png)
MODIS Aqua retrieval July 17, 2017
PDF Lake Huron July 17, 2017
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20170715_SB_HABs-1.png)
MODIS Aqua retrieval July 15, 2017
PDF Lake Huron July 15, 2017
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20170704_SB_HABs-1.png)
MODIS Aqua retrieval July 4, 2017
PDF Lake Huron July 4, 2017
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20170613_SB_HABs-1.png)
MODIS Aqua retrieval June 13, 2017
PDF Lake Huron June 13, 2017
![](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20170729_SB_HABs-2.png)
MODIS Aqua retrieval July 29, 2017
PDF Lake Huron July 29, 2017
![MODIS Aqua retrieval September 24, 2016](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2016/10/20160924_SB_HABs.jpg)
MODIS Aqua retrieval September 24, 2016
PDF Lake Huron September 24, 2016
![MODIS Aqua retrieval September 12, 2016](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20160912_SB_HABs.jpg)
MODIS Aqua retrieval September 12, 2016
PDF Lake Huron September 12, 2016
![MODIS Aqua retrieval September 4, 2016](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2016/09/20160904_SB_HABs.jpg)
MODIS Aqua retrieval September 4, 2016
PDF Lake Huron September 4, 2016
![MODIS Aqua retrieval August 29, 2016](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20160829_SB_HABs.jpg)
MODIS Aqua retrieval August 29, 2016
PDF Lake Huron August 29, 2016
![MODIS Aqua retrieval August 22, 2016](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20160822_SB_HABs.jpg)
MODIS Aqua retrieval August 22, 2016
PDF Lake Huron August 22, 2016
![MODIS Aqua retrieval August 7, 2016](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20160807_SB_HABs.jpg)
MODIS Aqua retrieval August 7, 2016
PDF Lake Huron August 7, 2016
![MODIS Aqua retrieval July 16, 2016](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20160716_SB_HABs.jpg)
MODIS Aqua retrieval July 16, 2016
PDF Lake Huron July 16, 2016
![MODIS Aqua retrieval June 29, 2016](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20160629_SB_HABs.jpg)
MODIS Aqua retrieval June 29, 2016
PDF Lake Huron June 29, 2016
![MODIS Aqua retrieval June 17, 2016](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20160617_SB_HABs.jpg)
MODIS Aqua retrieval June 17, 2016
PDF Lake Huron June 17, 2016
![MODIS Aqua retrieval May 18, 2016](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/20160518_SB_HABs.jpg)
MODIS Aqua retrieval May 18, 2016
PDF Lake Huron May 18, 2016
![MODIS Aqua retrieval October 12, 2014](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/10/Huron_October12_2014_HABS-791x1024.jpg)
MODIS Aqua retrieval October 12, 2014
PDF Lake Huron October 12, 2014
![MODIS Aqua retrieval September 29, 2014](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/10/Huron_September29_2014_HABS-791x1024.jpg)
MODIS Aqua retrieval September 29, 2014
PDF Lake Huron September 29, 2014
![MODIS Aqua retrieval September 27, 2014](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/10/Huron_September27_2014_HABS-791x1024.jpg)
MODIS Aqua retrieval September 27, 2014
PDF Lake Huron September 27, 2014
![MODIS Aqua retrieval September 26, 2014](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/10/Huron_September26_2014_HABS-791x1024.jpg)
MODIS Aqua retrieval September 26, 2014
PDF Lake Huron September 26, 2014
![MODIS Aqua retrieval September 24, 2014](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/10/Huron_September24_2014_HABS-791x1024.jpg)
MODIS Aqua retrieval September 24, 2014
PDF Lake Huron September 24, 2014
![MODIS Aqua retrieval September 23, 2014](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/10/Huron_September23_2014_HABS-791x1024.jpg)
MODIS Aqua retrieval September 23, 2014
PDF Lake Huron September 23, 2014
![MODIS Aqua retrieval September 22, 2014](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/09/Huron_September22_2014_HABS-791x1024.jpg)
MODIS Aqua retrieval September 22, 2014
PDF of Huron_September22_2014_HABS
![MODIS Aqua retrieval September 8, 2014](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/09/Huron_September8_2014_HABS-791x1024.jpg)
MODIS Aqua retrieval September 8, 2014
PDF of Huron_September8_2014_HABS
![MODIS Aqua retrieval September 7, 2014](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/09/Huron_September7_2014_HABS-791x1024.jpg)
MODIS Aqua retrieval September 7, 2014
PDF of Huron_September7_2014_HABS
![MODIS Aqua retrieval September 6, 2014](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/09/Huron_September6_2014_HABS-791x1024.jpg)
MODIS Aqua retrieval September 6, 2014
PDF of Huron_September6_2014_HABS
![MODIS Aqua retrieval from August 28, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/08/Huron_August28_2014_HABS_Web.jpg)
MODIS Aqua retrieval from August 28, 2014.
PDF of Huron_August28_2014_HABS
![MODIS Aqua retrieval from August 27, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/08/Huron_August27_2014_HABS_Web.jpg)
MODIS Aqua retrieval from August 27, 2014.
PDF of Huron_August27_2014_HABS
![MODIS Aqua retrieval from August 18, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/08/Huron_August18_2014_2014_Web.jpg)
MODIS Aqua retrieval from August 18, 2014.
PDF of Huron_August18_2014_2014
![MODIS Aqua retrieval from August 17, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/08/Huron_August17_2014_HABS_Web.jpg)
MODIS Aqua retrieval from August 17, 2014.
PDF of Huron_August17_2014_HABS
![MODIS Aqua retrieval from August 15, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/08/Huron_August15_2014_HABS_Web.jpg)
MODIS Aqua retrieval from August 15, 2014.
PDF of Huron_August15_2014_HABS
![MODIS Aqua retrieval from August 13, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/08/Huron_August13_2014_HABS_Web.jpg)
MODIS Aqua retrieval from August 13, 2014.
PDF of Huron_August13_2014_HABS
![MODIS Aqua retrieval from August 5, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/08/Huron_August5_2014_HABS_Web.jpg)
MODIS Aqua retrieval from August 5, 2014.
PDF of Huron HABs August 5, 2014
![MODIS Aqua retrieval from August 3, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/08/Huron_August3_2014_HABS_Web.jpg)
MODIS Aqua retrieval from August 3, 2014.
PDF of Huron HABs August 3, 2014
![MODIS Aqua retrieval from July 30, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/08/Huron_July30_2014_HABS_Web.jpg)
MODIS Aqua retrieval from July 30, 2014.
PDF of Huron HABs July 30, 2014
![MODIS Aqua retrieval from July 17, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_July17_2014_HABS_Web1.jpg)
MODIS Aqua retrieval from July 17, 2014.
PDF of Huron HABs July 17, 2014
![MODIS Aqua retrieval from July 14, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_July14_2014_HABS_Web2.jpg)
MODIS Aqua retrieval from July 14, 2014.
PDF of Huron HABs July 14, 2014
![MODIS Aqua retrieval from July 10, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_July10_2014_HABS_Web.jpg)
MODIS Aqua retrieval from July 10, 2014.
PDF of Huron HABs July 10, 2014
![MODIS Aqua retrieval from July 7, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_July7_2014_HABS_Web1.jpg)
MODIS Aqua retrieval from July 7, 2014.
PDF of Huron HABs July 7, 2014
![MODIS Aqua retrieval from July 5, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_July5_2014_HABS_Web.jpg)
MODIS Aqua retrieval from July 5, 2014.
PDF of Huron HABs July 5, 2014
![MODIS Aqua retrieval from July 26, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_June26_2014_HABS_Web2.jpg)
MODIS Aqua retrieval from July 26, 2014.
PDF of Huron HABs June 26, 2014
![MODIS Aqua retrieval from June 14, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_June14_2014_HABS_Web1.jpg)
MODIS Aqua retrieval from June 14, 2014.
PDF of Huron HABs June 14, 2014
![MODIS Aqua retrieval from June 9, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_June9_2014_HABS_Web1.jpg)
MODIS Aqua retrieval from June 9, 2014.
PDF of Huron HABs June 9, 2014
![MODIS Aqua retrieval from June 5, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_June5_2014_HABS_Web1.jpg)
MODIS Aqua retrieval from June 5, 2014.
PDF of Huron HABs June 5, 2014
![MODIS Aqua retrieval from May 31, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_May31_2014_HABS_Web.jpg)
MODIS Aqua retrieval from May 31, 2014.
PDF of Huron HABs May 31, 2014
![MODIS Aqua retrieval from May 30, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_May30_2014_HABS_Web.jpg)
MODIS Aqua retrieval from May 30, 2014.
PDF of Huron HABs May 30, 2014
![MODIS Aqua retrieval from May 24, 2014.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2014/07/Huron_May24_2014_HABS_Web.jpg)
MODIS Aqua retrieval from May 24, 2014.
PDF of Huron HABs May 24, 2014
![MODIS Aqua retrieval from September 28, 2013.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/09/SaginawHABs_20130928_web.jpg)
MODIS Aqua retrieval from September 28, 2013.
HABs Saginaw Bay Sept. 28, 2013 (PDF)
![MODIS Aqua retrieval from September 26, 2013.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/09/SaginawHABs_20130926_web.jpg)
MODIS Aqua retrieval from September 26, 2013.
HABs Saginaw Bay Sept. 26, 2013 (PDF)
![MODIS Aqua retrieval from September 24, 2013.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/09/SaginawHABs_20130924_web.jpg)
MODIS Aqua retrieval from September 24, 2013.
HABs Saginaw Bay Sept. 24, 2013 (PDF)
![MODIS Aqua Retrieval from September 17th, 2013](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/09/Saginaw_HABs_20130917_web.jpg)
MODIS Aqua Retrieval from September 17th, 2013
HABs Saginaw Bay Sept. 17, 2013 (PDF)
![MODIS Aqua retrieval from September 10, 2013.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/09/Saginaw_HABs_20130910_web.jpg)
MODIS Aqua retrieval from September 10, 2013.
HABs Saginaw Bay Sept. 10, 2013 (PDF)
![MODIS Aqua retrieval from August 29, 2013.](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/09/Saginaw_HABs_20130829_web.jpg)
MODIS Aqua retrieval from August 29, 2013.
HABs Saginaw Bay Aug. 29, 2013 (PDF)
![MODIS Aqua retrieval form August 17, 2013](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/Saginaw_HABs_20130817_web.jpg)
MODIS Aqua retrieval form August 17, 2013
HABs Saginaw Bay Aug. 17, 2013 (PDF)
![MODIS Aqua retrieval form August 16, 2013](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/Saginaw_HABs_20130816_web.jpg)
MODIS Aqua retrieval form August 16, 2013
HABs Saginaw Bay Aug. 16, 2013 (PDF)
![MODIS Aqua retrieval form August 10, 2013](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/Saginaw_HABs_20130810_web.jpg)
MODIS Aqua retrieval form August 10, 2013
HABs Saginaw Bay Aug. 10, 2013 (PDF)
![MODIS Aqua retrieval form August 7, 2013](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/Saginaw_HABs_20130807_web.jpg)
MODIS Aqua retrieval form August 7, 2013
HABs Saginaw Bay Aug. 7, 2013 (PDF)
![MODIS Aqua retrieval form July 25, 2013](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/Saginaw_HABs_20130725_web.jpg)
MODIS Aqua retrieval form July 25, 2013
HABs Saginaw Bay July 25, 2013 (PDF)
![MODIS Aqua retrieval form July 13, 2013](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/Saginaw_HABs_20130713_web.jpg)
MODIS Aqua retrieval form July 13, 2013
HABs Saginaw Bay July 13, 2013 (PDF)
![MODIS Aqua retrieval form July 11, 2013](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/Saginaw_HABs_20130711_web.jpg)
MODIS Aqua retrieval form July 11, 2013
HABs Saginaw Bay July 11, 2013 (PDF)
![MODIS Aqua retrieval form June 18, 2013](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/Saginaw_HABs_20130618_web.jpg)
MODIS Aqua retrieval form June 18, 2013
HABs Saginaw Bay June 18, 2013 (PDF)
![MODIS Aqua retrieval form June 4, 2013](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/Saginaw_HABs_20130604_web.jpg)
MODIS Aqua retrieval form June 4, 2013
HABs Saginaw Bay June 4, 2013 (PDF)
![MODIS Aqua retrieval form May 24, 2013](http://webserver.mtri.org/wordpress/habsmapping/wp-content/uploads/sites/4/2013/08/Saginaw_HABs_20130524_web.jpg)
MODIS Aqua retrieval form May 24, 2013
HABs Saginaw Bay May 24, 2013 (PDF)