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Cow Island Lake

Fishing spots, fishing reports, and regulations in

Louisiana, United States

4.0·12 catches

Top fish species at Cow Island Lake

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Check which species have trophy potential in Cow Island Lake

Cow Island Lake fishing reports

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Redear sunfish

length · weight

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Black drum

length · weight

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Largemouth bass

length · weight

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Largemouth bass

length · weight

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Largemouth bass

23 in · 11 lb 2 oz

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Largemouth bass

15 in · 3 lb

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General info

Cow Island Lake is a lake located in Saint Martin Parish, Louisiana, United States. It is most popular for fishing Largemouth bass, Black drum, and Redear sunfish.

Location

30°16′57.8″N 91°38′22.2″W
Directions

Amenities

When are Largemouth Bass biting on Cow Island Lake?

Learn what time of year and day to go fishing at Cow Island Lake. Download Fishbrain today to look for new fishing spots, scout new fishing access, or prep for your next trip.

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Fishing regulations at Cow Island Lake, LA

Disclaimer: Always check local fishing regulations, water access rights and land ownership before fishing, regardless of any catches logged in that area by the Fishbrain community. Fishbrain has mapped millions of acres of government-owned land across the USA to help you identify potential fishing access, but you are responsible for ensuring compliance with all legal requirements.

Fishing regulations in Louisiana can change throughout the year. Make sure to check this page before fishing for the most up to date rules and regulations for the current season. Local regulations govern when you can fish, the max size of the fish you can keep, how many fish you can keep, and more.

Regulations for top species

Season open: year-round
Largemouth bass

Largemouth bass

Regulation boundaryLouisiana State Waters
Bag limit10

The maximum number of individual fish legally harvested per harvester per day. Bag limits are only for properly licensed anglers actively harvesting the species. People who are not actively harvesting or are not properly licensed (if a license is required) may NOT be counted for the purpose of bag limits.

Aggregate limit10

The maximum number of individual fish across an aggregate group of species legally harvested per harvester per day.

Additional information
No size limit except as listed below for specified waters. The following waterbodies have modified size and bag limits for black bass (i.e., largemouth and spotted bass): Eagle Lake: 16-inch minimum total length; bag limit = 10 black bass; Poverty Point Reservoir Lake: 15-inch to 19-inch protected slot limit; bag limit = 8 black bass with no more than one over 19-inches total length; False River (Point Coupee Parish): 14-inch minimum total length; bag limit = 5 black bass; John K. Kelly - Grand Bayou Reservoir (Red River Parish): 14-inch to 17-inch protected slot limit; bag limit = 8 black bass with no more than four over 17-inches total length; Caddo Lake: 14-inch to 18-inch protected slot limit for largemouth bass (no size limit for spotted bass); bag limit = 8 black bass with no more than four over 18-inches total length; Toledo Bend Reservoir and the Sabine River above Toledo Bend to the point at which the entire river enters Texas: 14-inch minimum total length for largemouth bass (no size limit for spotted bass); bag limit = 8 black bass; Sabine River from Toledo Bend Dam to I-10: 12-inch minimum total length for largemouth bass (no size limit for spotted bass); bag limit = 8 black bass; Fish falling within a protected slot limit must be immediately released. A spotted bass is defined as a black bass with a tooth patch on the tongue.
Edibility
Very good Catch, Clean, Cook Largemouth Bass by BlueGabe
Synonyms
Micropterus nigricans
Season open: year-round
Black drum

Black drum

Regulation boundaryLouisiana State Waters
Bag limit5

The maximum number of individual fish legally harvested per harvester per day. Bag limits are only for properly licensed anglers actively harvesting the species. People who are not actively harvesting or are not properly licensed (if a license is required) may NOT be counted for the purpose of bag limits.

Min size16" (Total Length)

No person shall harvest any individual fish less than the minimum size limit.

Total length means the straight line distance from the most forward point of the head with the mouth closed, to the farthest tip of the tail with the tail compressed or squeezed, while the fish is lying on its side.

Max size27" (Total Length)

No person shall harvest any individual fish greater than the maximum size except as permitted.

Total length means the straight line distance from the most forward point of the head with the mouth closed, to the farthest tip of the tail with the tail compressed or squeezed, while the fish is lying on its side.

Memorable / trophy limits1 > 27

The maximum number of trophy individuals legally harvested per harvester per day. A trophy is any individual of a length greater than the max size limit. Trophy individuals are included in the daily bag limit unless stated otherwise.

Edibility
Good
Synonyms
Pogonias cromis
Season open: year-round
Redear sunfish

Redear sunfish

Regulation boundaryLouisiana State Waters
Additional information
No size limit. No bag limit. All species of Lepomis are defined as freshwater "game fish".
Edibility
Very good
Synonyms
Lepomis microlophus, Shellcracker
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Local laws and licenses

Louisiana fishing license

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Reviews of Cow Island Lake

4.0
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1 ratings

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Cities nearby

Catahoula

6.5 miles away

Henderson

10.3 miles away

Parks

12.1 miles away

Grosse Tete

15.0 miles away

St. Martinville

15.8 miles away

Breaux Bridge

15.8 miles away

Maringouin

16.1 miles away

Loreauville

16.5 miles away

Krotz Springs

18.5 miles away

Arnaudville

19.3 miles away

Broussard

21.2 miles away

Crescent

21.3 miles away

Fordoche

21.5 miles away

New Iberia

22.0 miles away

Carencro

23.9 miles away

Lafayette

24.0 miles away

Youngsville

24.9 miles away

Jeanerette

25.4 miles away

Grand Coteau

25.9 miles away

Port Barre

26.7 miles away

Cankton

28.6 miles away

Delcambre

31.1 miles away

Maurice

31.3 miles away

Glencoe

32.6 miles away

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FAQ about Cow Island Lake fishing

📍 Where is Cow Island Lake located?
Cow Island Lake is a lake located in Saint Martin Parish, Louisiana, United States. Its coordinates are:
30°16′57.8″N 91°38′22.2″W
.
🎣 Where on Cow Island Lake is it best to fish?
Find the best fishing spots on Cow Island Lake by looking at where other anglers have caught fish. This can easily be done in the where it is also possible to see big fish potential and how good fishing is right now along with Garmin® depth maps.
🐟 What species are in Cow Island Lake?
The most common species in Cow Island Lake are:
📢 What are the latest Cow Island Lake fishing reports?
The latest Cow Island Lake fishing reports are:
🗓️ What species are in season at Cow Island Lake right now?
According to fishing regulations at Cow Island Lake, some of the species in season this November include: Bonnethead shark, Red grouper, Gag grouper, Atlantic bluefin tuna, and Lane snapper. For full details on other species — including bag limits, minimum and maximum size limits, and seasonal closures — download the .
🪪 Do I need a fishing license to fish at Cow Island Lake?

Fishing in Louisiana requires a valid state fishing license for anglers. Licenses include resident and non-resident, annual, short-term, and combination options, available online or at vendors statewide.

In Louisiana, no fishing license is required for anglers under 16. Residents 60 and older qualify for a discounted license. A few other exceptions worth knowing:

  • Free fishing days — most states designate 1–2 weekends a year where anyone can fish without a license

  • Tribal waters — tribal members fishing on tribal land operate under separate tribal regulations

  • Private ponds — landowners fishing their own water typically don't need a license

Non-residents usually pay more for a license than residents. Some species also require an extra stamp or endorsement on top of your base license.

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