The Nautilus Log
Texas Quahog

Texas Quahog

NameTexas Quahog
Scientific NameMercenaria texana
Common NameTexas Quahog
FamilyVeneridae
GenusMercenaria
Speciestexana
Geographic DistributionGulf of Mexico, ranging from Florida to Texas and Mexico.
Average Size (mm)70-120
Identifying FeaturesKey identifying features include its thick, heavy shell and the prominent, regular, and well-defined concentric growth ridges (lamellae) that cover the entire surface. It is distinguished from other *Mercenaria* species by its generally more elongated shape and more pronounced concentric sculpture.
Dietfilter-feeder
Raritycommon
Author Citation(Dall, 1902)

Description

The Texas Quahog is a species of hard clam native to the Gulf of Mexico. Its shell is thick, heavy, and characterized by prominent, regular concentric growth ridges. It is an important component of marine ecosystems and is sometimes harvested for food.

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