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The following frog calls are intended to help Loyola herpetology students with their learning requirements, and for targeted species training for local citizen scientists who intend to volunteer in the Louisiana Amphibian Monitoring Program. Louisiana Master Naturalists are encouraged to learn them, too.

H = Herpetology Student Requirement

L = Louisiana Amphibian Monitoring Program Requirement (LS - for routes in St. Bernard & Plaquemines parishes; LN - for routes north of Lake Pontchartrain)

Bufonidae

American Toad

Anaxyrus americanus

LN

North of Lake Pontchartrain

Photo Credit: Brad Moon


Fowler’s Toad

Anaxyrus fowleri

H, LS, LN

North of Lake Pontchartrain; formerly south of Lake Pontchartrain

Photo Credit: Chuck B.


Oak Toad

Anaxyrus quercicus

H, LN

North of Lake Pontchartrain


Southern Toad

Anaxyrus terrestris

H, LN

North of Lake Pontchartrain


Gulf Coast Toad

Incilius nebulifer

H, LS, LN

South & North of Lake Pontchartrain


Hylidae

Northern Cricket Frog

Acris blanchardi

H, LS

South & North of Lake Pontchartrain


Southern Cricket Frog

Acris gryllus

LS, LN

North of Lake Pontchartrain

This species has the same variation and color pattern seen in the Northern Cricket Frog.

Photo Credit: Rue McNeill


Bird-voiced Treefrog

Dryophytes (Hyla) avivocus

H, LS, LN

South & North of Lake Pontchartrain

Photo Credit (above photo): Aimée K. Thomas


Green Treefrog

Dryophytes (Hyla) cinereus

H, LS, LN

South and North of Lake Pontchartrain

Photo Credit (second photo): James W. Beck


Cope’s Gray Treefrog

Dryophytes (Hyla) chrysoscelis

H, LS, LN

South & North of Lake Pontchartrain

This species has color variants.

The two species of gray treefrog can easily be differentiated by their vocalizations. They are impossible to separate on pattern.

Photo Credit (both photos): Jim Grice


Gray Treefrog

Dryophytes (Hyla) versicolor

LS

Western Louisiana and isolated populations in and around Evangeline Parish.

The two species of gray treefrog can easily be differentiated by their vocalizations. They are impossible to separate on pattern.


Pinewoods Treefrog

Dryophytes (Hyla) femoralis

H, LN

North of Lake Pontchartrain


Barking Treefrog

Dryophytes (Hyla) gratiosus

H, LN

North of Lake Pontchartrain


Squirrel Treefrog

Dryophytes (Hyla) squirellus

H, LS, LN

South & North of Lake Pontchartrain

This species is green when breeding, and shades of brown when otherwise active.


Cuban Treefrog

Osteopilus septentrionalis

H

Occasional specimens arrive on plants from Florida; the first breeding population occurred in the Fly behind Audubon Zoo (2017).

Photo Credit: D. Heckhard


Spring Peeper

Pseudacris crucifer

H, LS, LN

South & North of Lake Pontchartrain


Cajun Chorus Frog

Pseudacris fouquettei

H, LS, LN

South & North of Lake Pontchartrain


Ornate Chorus Frog

Pseudacris ornata

LN

North of Lake; not found in Louisiana since 1965


Northern Pacific Treefrog (aka Hollywood Frog of movie fame)

Pseudacris regilla

When you hear frog sounds at night in a movie, it is normally this species because they occur around Hollywood.


Leptodactylidae

Rio Grand Chirping Frog

Eleutherodactylus cystignathoides

LN

Not yet in New Orleans; deinitely in Lafayette and Baton Rouge

Photo Credit: James W. Beck


Greenhouse Frog

Eleutherodactylus planirostris

H, LS, LN

South of Lake Pontchartrain

Originally found in New Orleans, now spreading to other parishes.

Photo Credit (second photo): James W. Beck


Microhylidae

Narrow-mouthed Toad

Gastrophryne carolinensis

H, LS, LN

Statewide


Scaphiopodidae

Eastern Spadefoot Toad

Scaphiopus holbrooki

LN

East of Mississippi River

Sound Credit and Photo Credit (first photo, in hand): Melissa Kaintz Longman


Hurter's Spadefoot Toad

Scaphiopus hurteri

West of Mississippi River

Photo Credit: Bill Lamar


Ranidae

Southern Crawfish Frog

Lithobates areolatus

North Louisiana

Photo Credit: Jeff Trahan


Bullfrog

Lithobates catesbeianus

H, LS, LN

Statewide


Bronze Frog

Lithobates clamitans

H, LS, LN

Statewide


Pig Frog

Lithobates grylio

H, LS, LN

Southern and coastal Louisiana


Pickerel Frog

Lithobates palustris

LN

North of Lake Pontchartrain, but most common Alexandria & north

Photo Credit: Kentucky Department of Fish & Wildlife


Dusky Gopher Frog

Lithobates sevosus

LN

North of Lake Pontchartrain; not seen in Louisiana since 1976


Southern Leopard Frog

Lithobates sphenocephalus

H, LS, LN

Statewide

Photo Credit: Amy LeGaux