Wildlife and recreation management mr lemmons
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Freshwater Fish. Wildlife and Recreation Management Mr. Lemmons. IDENTIFYING FISH. Shape and number of spines Number of type of scales Teeth Eye diameter Internal anatomy Location of specific body parts. Why do fish change color?. STRESS!! 1. Being hooked 2. Being removed from water

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Wildlife and Recreation Management Mr. Lemmons

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Wildlife and recreation management mr lemmons

Freshwater Fish

Wildlife and Recreation ManagementMr. Lemmons


Wildlife and recreation management mr lemmons

IDENTIFYING FISH

  • Shape and number of spines

  • Number of type of scales

  • Teeth

  • Eye diameter

  • Internal anatomy

  • Location of specific body parts.


Wildlife and recreation management mr lemmons

Why do fish change color?

STRESS!!

1. Being hooked

2. Being removed from water

3. Environmental changes

4. Spawning


Wildlife and recreation management mr lemmons

Caudal Fin

Dorsal Fin

Operculum

Pectoral Fin

Anal Fin

Pelvic Fin


Bluegill

Bluegill


Bluegill1

1/2 as deep as long

under 1” thick

blue color on lower portion of both the jaw and operculum

Color is NOT a good way to identify

Dark round spot on the rear dorsal fin

5-9 dark vertical bands running down their sides.

Aka: Bream, Brim, Perch, Sunfish, Sunperch

Average size 4 - 6 oz

State Record 2.02 Lampasas River

Bluegill


Red eared sunfish

Red Eared Sunfish


Red eared sunfish1

Produced from a Bluegill and Pumpkinseed crossbreeds.

Red Eared Sunfish


Crappie

Crappie


Crappie1

Both Black and White (black = 7-8 dorsal spines, white = 6 dorsal spines.)

Very thin, perhaps the thinnest of all sunfish

8-10 inches is common

WHITE CRAPPIE:

Nest Builders

Average 3/4 to 1 1/2 lbs.

Crappie


Wildlife and recreation management mr lemmons

WHITE CRAPPIE CONT.

  • State Record 4.56 lbs. Navarro Mills Lake

  • Vertical Bars on the side

  • BLACK CRAPPIE

  • North and East Texas

  • Irregular Dark side blotches

  • Average size 3/4 - 1 1/4 lbs.

  • State Record 3.92 lbs- Lake Fork


Yellow perch

Yellow Perch


Yellow perch1

Golden Yellow Coloration on their sides. (may vary)

6-8 dark vertical bands along their sides

have two dorsal fins, membrane between the two is black

caudal fin is slightly rounded and forked

Yellow Perch


Largemouth bass

Largemouth Bass


Largemouth bass1

Largemouth Bass

  • Upper jaw extends beyond the eye

  • Deep notch in dorsal fin

  • Caudal fin is forked and rounded

  • Brown and gold eyes

  • Dark, irregular horizontal stripe along lateral line

  • Dorsal Fin almost divided

  • 12-13 Rays in Soft Dorsal Fin (rear section)

  • aka: Black bass, green trout, bigmouth bass, lineside bass

  • 2-6 lbs average

  • State Record 18.18 lbs. - Lake Fork


White bass

White Bass


Wildlife and recreation management mr lemmons

White Bass

Originated in Caddo Lake

State wide

Double dorsal fin

aka: Sand bass, barfish, streaker, silver bass

1 to 1 1/2 pounds average

State record 5.56 pounds - Colorado river


Wildlife and recreation management mr lemmons

Striped Bass

Introduced

Largest member of the bass family

2 sharp points on gill cover

7 - 8 horizontal stripes

State record 53 pounds - Brazos river


Wildlife and recreation management mr lemmons

Yellow Bass

Often confused with white bass

Lower 2 stripes broken

Average size 1/2 pound

State record 1.44 pounds – Cedar Creek Lake


Smallmouth bass

Smallmouth Bass


Smallmouth bass1

Smallmouth Bass

  • Upper jaw does not extends beyond the eye

  • Slight notch in dorsal fin

  • Caudal fin is not forked and not rounded

  • Red eye

  • Dark, vertical stripe along sides

  • Large clear water lakes

  • State record 7.93 pounds - Lake Meredith


Rock bass

Rock Bass


Rock bass1

Rock Bass

  • Brown eye

  • Brown coloration, with light vertical stripes along the sides

  • Heavy bodied

  • aka: warmouth, goggle eye

  • Average size 8 oz

  • State Record 1.3 lbs- Town Lake


Wildlife and recreation management mr lemmons

Other Bass

  • Guadalupe Bass

  • Flowing waters

  • aka: Guadalupe spotted bass

  • State record 4.69 - San Marcos River


Wildlife and recreation management mr lemmons

Other Bass

  • Spotted Bass

  • Native to East Texas

  • Confused with Largemouth

  • Kentucky spotted bass, spotted black bass

  • State record 5.62 pounds – Lake Alan Henry

  • Hybrid Striped Bass

  • White Bass X Striped Bass

  • State Record 19.66 pounds - Lake Ray Hubbard


Channel catfish

Channel Catfish


Channel catfish1

Channel Catfish

  • Scaleless, tough skin

  • 8 barbels

  • Three sharp spines, (1 dorsal, 2 pectoral)

  • Black spots on lower side of body

  • Popular with Trotliners

  • aka: Willow cat, forked-tail cat

  • Deeply forked caudal fin

  • Excellent table quality

  • Average 2-3 lbs.

  • State Record 36.5 lbs - Pedernales River


Flathead catfish

Flathead Catfish


Wildlife and recreation management mr lemmons

Flathead Catfish

  • Scaleless, tough skin

  • 8 barbels

  • Three sharp spines, (1 dorsal, 2 pectoral)

  • No spots on lower side of body

  • squared caudal fin

  • aka: Yellow cat, opelousas, mud cat, shovelhead cat

  • flattened head

  • lower lip protrudes past upper lip


Yellow bullhead

Yellow Bullhead


Yellow bullhead1

Yellow Bullhead

  • Scaleless, tough skin

  • 8 barbels

  • Sharp spines (1 dorsal, 2 pectoral)

  • Black, Brown or Yellow species

  • Polliwog, chucklehead cat

  • Caudal fin is slightly notched and squared

  • Texas nongame fish


Carp grass and common

Carp Grass and Common


Common carp

Common Carp


Common carp1

Common Carp

  • Rough fish

  • Very scaly

  • Barbels

  • Considered a nuisance to American Anglers, prized in Europe

  • Much like a sucker fish

  • aka: German or European Carp

  • Nongame Fish


Grass carp

Grass Carp


Grass carp1

Grass Carp

  • Harmful to Native resources

  • 100% Herbivorous

  • Used for vegetation control

  • Texas Nongame

  • Triploid (sterile) are legal for use in Texas only

  • Must have permit to obtain.

  • Aka: White amur


Wildlife and recreation management mr lemmons

Freshwater Drum

Gaspergou, sheepshead

Only freshwater member of drum family

Forces air into smaller air bladders

State record 34.7 pounds - Texoma


Wildlife and recreation management mr lemmons

Gar

Alligator Gar

Longnose Gar

Spotted Gar

Shortnose Gar


Wildlife and recreation management mr lemmons

Alligator Gar

Others - Spotted, Longnose, Shortnose

Air breather - can survive in stagnant water

Long, cylindrical body

Hard, interlocking scales

State record 279 pounds - Rio Grande River


Wildlife and recreation management mr lemmons

Fish need areas of protection

Streams and Rivers:

Riffles, pockets, pools

Overhangs

Current breakers

Dams, waterfalls


Wildlife and recreation management mr lemmons

Fish need areas of protection

LAKES:

Depth Changes

Weedy Shallows

Gravel Bars

Channels

Road Beds

Trees & Obstructions


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