Images of Golden Alga, Prymnesium parvum Fish Kills

Gizzard shad. Hemorrhaging around scales and fins characteristic of golden alga impacts. Lake Possum Kingdom, January 2001.
Gizzard shad. Hemorrhaging around scales and fins characteristic of golden alga impacts. Lake Possum Kingdom, January 2001.

Ice and golden water
Ice and golden water

Fish kill at Jackson Bend, Lake Granbury, 2003
Fish kill at Jackson Bend, Lake Granbury, 2003
Used with permission, photo by Gary Turner of Brazos River Authority

Jackson Bend fish kill
Jackson Bend fish kill

Investigating the Jackson Bend Fish Kill
Investigating the Jackson Bend Fish Kill

More of the Jackson Bend Fish Kill
More of the Jackson Bend Fish Kill
Used with with permission, photo by Gary Turner of Brazos River Authority

Example of water color during golden alga bloom. Lake Possum Kingdom January 2001.
Example of water color during golden alga bloom. Lake Possum Kingdom January 2001.

Golden water
Golden water

Golden water
Golden water

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Aditional Information:

Would you like to know more?
The Biology of Golden Alga summarizes what we know about the alga and its toxins.

Where does golden alga fit compared to other single-celled organisms?
The Golden Alga Family Tree gives examples of and information about golden alga and other protists.

What does golden alga look like?
TPWD Golden Alga Images has photos of fish kills, golden algal cells, and short videos of live golden alga. These images may be used for noncommercial/educational purposes as long as TPWD is given credit and other site policies are followed.

Golden Alga Information Card: TPWD has collaborated with TCEQ and other entities to produce a golden alga information card(pdf document). The purpose of this card is to educate the public on golden alga blooms and answer some common questions. Hard copies of this card are available for free by contacting 512 389-8750.

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