Patella rustica

Patelles sur leur rocher

Patelle - vue des différents organes externes

Patella rustica is a species of limpet, a type of marine gastropod mollusk in the family Patellidae. This species is commonly found in the intertidal zone of rocky shores in the Mediterranean Sea and the Atlantic Ocean.

Description

Patella rustica has a conical shell that can reach up to 6 cm in diameter. The shell is typically grayish or brownish with radiating ribs and a rough texture. The interior of the shell is smooth and often displays a pearly luster. The foot of the limpet is muscular and used for strong attachment to rocks, which helps it withstand the force of waves.

Habitat

Patella rustica is commonly found in the intertidal zone, where it adheres to hard substrates such as rocks and boulders. This species is well-adapted to withstand desiccation and temperature fluctuations, which are common in its habitat. It is often found in areas with strong wave action.

Feeding

Patella rustica is a grazer, feeding primarily on algae that grow on the surfaces of rocks. It uses its radula, a specialized feeding organ, to scrape algae off the substrate. This feeding behavior plays a significant role in controlling algal growth in its habitat.

Reproduction

The reproductive cycle of Patella rustica involves external fertilization. During the breeding season, which typically occurs in the warmer months, males and females release their gametes into the water column. Fertilized eggs develop into free-swimming larvae, which eventually settle and metamorphose into juvenile limpets.

Ecological Importance

Patella rustica plays a crucial role in the intertidal ecosystem. By grazing on algae, it helps maintain the balance of algal populations and prevents the overgrowth of algae, which can smother other marine organisms. Additionally, it serves as prey for various predators, including sea stars, crabs, and birds.

Conservation

While Patella rustica is not currently listed as endangered, its populations can be affected by factors such as habitat destruction, pollution, and overharvesting. Conservation efforts focus on protecting its natural habitats and regulating the collection of limpets for commercial and recreational purposes.

Related Pages

• Limpet
• Patellidae
• Intertidal zone
• Radula
• Marine gastropod

Categories

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Patella rustica
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:
Family:	Patellidae