
Lewis'S Moon Snail
neverita lewisii
Lewis's Moon Snail (Neverita lewisii) is a true giant of the intertidal world, holding the title of the largest species of moon snail on Earth. Native to the sandy beaches and muddy bays of the Northeast Pacific, this predatory marine gastropod is best known for its remarkably large, muscular foot. When expanded, this foot allows the snail to glide effortlessly over and beneath the seafloor in search of prey, acting like a plow. Yet, should danger arise, the snail can expel water from pores along the foot, shrinking it down completely to retract within its heavy, globose shell, sealing the opening with a tough horny door called an operculum.
Hábitat: Found in sandy or muddy intertidal and shallow subtidal zones along coastal beaches, bays, and estuaries.
Aspecto
The shell of Lewis's Moon Snail is large, heavy, and globose, typically measuring 8 to 15 centimeters in diameter with a smooth, creamy-white to yellowish-brown or pale grey coloration marked by fine growth lines. In life, the most striking feature is its massive, fleshy, grayish-brown foot, which can extend to cover the entire shell. A thick, brown, horn-like operculum seals the shell's aperture when the snail retreats inside.

Categoría
InvertebrateRareza
Common
Peligro
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Snaps
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Datos interesantes
A single sand collar can contain up to hundreds of thousands of individual eggs, which hatch into free-swimming planktonic larvae.
The characteristic 'sand collar' egg case is often mistaken by beachgoers for industrial rubber trash or a discarded piece of plastic.
To retreat back inside its protective shell, the moon snail must squeeze out water from special pores in its foot, essentially deflating itself.
Habilidades especiales
Hydrostatic Foot Expansion
Utilizes seawater to pump up its muscular foot to several times its shell's volume, facilitating efficient burrowing and locomotion.
Acidic Radula Boring
Employs an accessory boring organ to secrete acids that soften prey shells, allowing its raspy radula to drill a neat circular hole.
Sand Collar Construction
Mixes sand grains with mucus to create a unique, flexible collar-shaped structure that safely houses and protects its eggs.
Medidas y detalles
- Longitud
- 800000015+ cm
- Peso
- 0.2+ kg
- Esperanza de vida
- 500000014+ años
- Tamaño de la puesta
- 100000010000000+
- Incubación
- 300000050+ días
Dieta y alimentación
They are active predators of bivalves, locating them under the sand and using their radula to drill into the shells to consume the soft tissue inside.
Diferencias por edad: Juveniles may feed on microscopic algae and small detritus, but rapidly shift to hunting small bivalves as they mature.
Alimentos principales
- Butter Clams
- Pacific Littleneck Clams
- Mussels
- Other marine gastropods
Método de búsqueda
- Foraging
Conexiones ecológicas
Butter Clam
Saxidomus gigantea
Preys actively on this common bivalve by drilling a precise hole in its shell.
Sunflower Sea Star
Pycnopodia helianthoides
The moon snail is actively hunted and consumed by this multi-armed sea star.
Pacific Razor Clam
Siliqua patula
Commonly targeted prey which the snail stalks and drills under sandy substrates.
Rasgos
Aún no hay insignias de rasgos asignadas a este objeto.
También conocido como
Todavía no hay alias listados.
Colecciones
Las colecciones para este objeto aparecerán aquí a medida que se añadan más temas.
Seguridad
Peligro
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Todavía no hay notas especiales de seguridad.
Preguntas frecuentes
¿Cómo identificar a Lewis'S Moon Snail?
La forma más fácil de identificar a Lewis'S Moon Snail es usar la aplicación de identificación de naturaleza Snappit.
¿Cuál es el longitud de Lewis'S Moon Snail?
800000015+ cm
¿Cuál es el peso de Lewis'S Moon Snail?
0.2+ kg
¿Cuál es el esperanza de vida de Lewis'S Moon Snail?
500000014+ años
¿Qué come Lewis'S Moon Snail?
They are active predators of bivalves, locating them under the sand and using their radula to drill into the shells to consume the soft tissue inside.
¿Dónde se encuentra normalmente Lewis'S Moon Snail?
Found in sandy or muddy intertidal and shallow subtidal zones along coastal beaches, bays, and estuaries.
¿Cómo caza Lewis'S Moon Snail?
Foraging
¿Cuál es el tamaño de la puesta de Lewis'S Moon Snail?
100000010000000+
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