Louisiana · Calcasieu County · River

Old River (Niblett Bluff)

Is the fish you caught here safe to eat? Below is every consumption advisory on file for Old River (Niblett Bluff), by species and size, in plain English — plus what's legal to keep.

6 species with advisories · contaminants: Mercury

What's safe to eat from Old River (Niblett Bluff)

Black Crappie

Mercury

SizeWhoGuidance
All sizes General population Limit to two meals per month due to elevated Mercury.
Women of childbearing age and children under 7 For women of childbearing age and children under 7: limit to one meal per month due to elevated Mercury.

Source: official advisory· updated 2026-11-06

Bowfin

Mercury

SizeWhoGuidance
All sizes General population Limit to two meals per month due to elevated Mercury.
Women of childbearing age and children under 7 For women of childbearing age and children under 7: do not eat due to elevated Mercury.

Source: official advisory· updated 2026-11-06

Freshwater Drum

Mercury

SizeWhoGuidance
All sizes General population Limit to two meals per month due to elevated Mercury.
Women of childbearing age and children under 7 For women of childbearing age and children under 7: limit to one meal per month due to elevated Mercury.

Source: official advisory· updated 2026-11-06

Largemouth Bass

Mercury

SizeWhoGuidance
All sizes General population Limit to two meals per month due to elevated Mercury.
Women of childbearing age and children under 7 For women of childbearing age and children under 7: limit to one meal per month due to elevated Mercury.

Source: official advisory· updated 2026-11-06

Redear Sunfish

Mercury

SizeWhoGuidance
All sizes General population Limit to two meals per month due to elevated Mercury.
Women of childbearing age and children under 7 For women of childbearing age and children under 7: limit to one meal per month due to elevated Mercury.

Source: official advisory· updated 2026-11-06

Spotted Bass

Mercury

SizeWhoGuidance
All sizes General population Limit to two meals per month due to elevated Mercury.
Women of childbearing age and children under 7 For women of childbearing age and children under 7: limit to one meal per month due to elevated Mercury.

Source: official advisory· updated 2026-11-06

Is it legal to keep?

These are Louisiana's statewide limits — a water-specific rule may override them. Always verify the current regulations before keeping a fish.

SpeciesSizeDaily limitOpen seasonKeep season
Largemouth Bass — 10 Year-round Same as open
Black Crappie — 50 Year-round Same as open
Bluegill — 50 Year-round Same as open
Channel Catfish — 100 Year-round Same as open
Striped Bass — 5 Year-round Same as open

Official rules: Louisiana — Louisiana WLF

Getting on the water

Access points from OpenStreetMap contributors.

About this water

State
Louisiana
County
Calcasieu
Type
River
Location
30.1782, -93.6915
Advisory source
Louisiana Dept. of Environmental Quality — Fish Consumption Advisories