Anglers are advised to exercise caution and avoid consuming fish from the following areas due to contamination by harmful substances such as dioxins and polychlorinated biphenyls (PCBs). The Texas Department of State Health Services has issued specific advisories for these regions to protect public health.

Clear Creek (Upstream and West of Clear Lake)
- Counties: Brazoria, Fort Bend, Galveston, and Harris
- Contaminants:
- Dioxins
- Polychlorinated Biphenyls (PCBs)
- Advisory: Do not consume any species of fish from these waters.
Houston Ship Channel and Contiguous Waters (North of the Fred Hartman Bridge, State Highway 146, including the San Jacinto River below the Lake Houston Dam)
- Contaminants:
- Dioxins
- Polychlorinated Biphenyls (PCBs)
- Advisory: Do not consume blue crabs or any species of fish from these waters.
Important Note:
The presence of dioxins and PCBs in these areas poses significant health risks. Anglers are strongly urged to follow these guidelines to minimize exposure to these harmful contaminants

