🐟 What fish can you catch in Mercedes?

Most commonly caught species around Mercedes , TX : Largemouth bass - 2,390 reported catches Channel catfish - 874 reported catches Blue catfish - 292 reported catches Common carp - 271 reported catches Bluegill - 255 reported catches .

📢 What are the latest Mercedes fishing reports?

The latest Mercedes , TX fishing reports are: @adrian.roost reported a nice Channel catfish at Dean Porter Park Resaca . @adrian.roost reported a nice Bluegill at Dean Porter Park Resaca . @emanueldiaz4255 reported a nice Largemouth bass at Tres Lagos Park . @jaimeeliansepulveda reported a nice Largemouth bass at Edinburg Main Canal . @fr4nzf1shes reported a nice Channel catfish at Edinburg Main Canal . .

Fishing in Mercedes, TX

Q: 🎣 Where to fish in Mercedes, Texas?

Anglers in Mercedes , TX recommend these top fishing spots: Arroyo Colorado , Río Grande , City of Harlingen Reservoir , Llano Grande Lake , Donna Reservoirs .

Q: 📅 What is the best time to go fishing in Mercedes?

Download the Fishbrain app and see today's Fishing and Weather Forecast for Mercedes , TX . We give you weather trends and help you find the perfect window to catch your next personal best. With Fishbrain Pro , you will get the following capabilities: Plan smarter: Get hour-by-hour fishing weather conditions. Fish at peak times: Use BiteTime™ predictions to maximize catches. Stay ahead of the weather: Get hyper-local, real-time updates. .

Texas, United States

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Top fish species in Mercedes

Latest Mercedes fishing reports

Channel catfish

Dean Porter Park Resaca

length · weight

Bluegill

Dean Porter Park Resaca

length · weight

Largemouth bass

Tres Lagos Park

length · weight

Largemouth bass

Edinburg Main Canal

15 in · 2 lb

Channel catfish

Edinburg Main Canal

20 in · 2 lb

Channel catfish

Edinburg Main Canal

17 in · 1 lb 8 oz

Channel catfish

Edinburg Main Canal

15 in · 1 lb 1 oz

Channel catfish

Edinburg Main Canal

15 in · 1 lb 1 oz

Gafftopsail sea catfish

Arroyo Colorado

length · weight

Channel catfish

Resaca de la Palma

36 in · 10 lb

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Fishing regulations in Mercedes

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 Texas 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.

Below you will see fishing regulations for catching Largemouth bass as of April 23rd, 2026. To view regulations for a different fish species, please click on your preferred species in the drop-down.

Select species

Largemouth bass

Seasons

Open

Bag limit

Min size

14"

Measurement

Total Length

Aggregate

Daily Bag Limit = 5 fish for any combination of largemouth, smallmouth, Alabama, Guadalupe, and spotted bass.

Statewide regulations apply to all public fresh waters except locations noted in the Exceptions to Statewide Freshwater Harvest Regulations.

Very good Catch, Clean, Cook Largemouth Bass by BlueGabe

Micropterus nigricans

Regulations for

26°09′11.9″N 97°54′46.4″W

Regulations in the map

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FAQ about Mercedes fishing

Anglers in Mercedes, TX recommend these top fishing spots: Arroyo Colorado, Río Grande, City of Harlingen Reservoir, Llano Grande Lake, and Donna Reservoirs.

Most commonly caught species around Mercedes, TX:

Largemouth bass - 2,390 reported catches
Channel catfish - 874 reported catches
Blue catfish - 292 reported catches
Common carp - 271 reported catches
Bluegill - 255 reported catches

The latest Mercedes, TX fishing reports are:

@adrian.roost reported a nice Channel catfish at Dean Porter Park Resaca.
@adrian.roost reported a nice Bluegill at Dean Porter Park Resaca.
@emanueldiaz4255 reported a nice Largemouth bass at Tres Lagos Park.
@jaimeeliansepulveda reported a nice Largemouth bass at Edinburg Main Canal.
@fr4nzf1shes reported a nice Channel catfish at Edinburg Main Canal.

Download the and see today's Fishing and Weather Forecast for Mercedes, TX. We give you weather trends and help you find the perfect window to catch your next personal best. With Fishbrain Pro, you will get the following capabilities: