Rochia
Rochia is a genus of marine sponges belonging to the family Tethyidae. These sponges are commonly known as “vase sponges” due to their distinctive vase-shaped morphology. They are found in a variety of marine environments, primarily in the Indo-Pacific region.
Characteristics
Rochia sponges are characterized by their robust, vase-shaped bodies, often with a wide, flared opening at the top. They are typically brightly colored, with shades of red, orange, yellow, and purple being common. Their surface is often covered in small, raised bumps or nodules. The skeleton of Rochia sponges is composed of siliceous spicules, which are tiny, needle-like structures that provide support and structure.
Environments
Rochia sponges are found in a variety of marine environments, including coral reefs, rocky shores, and sandy bottoms. They prefer well-lit areas with moderate water currents. These sponges are often found attached to rocks, corals, or other hard substrates.
Distribution
Rochia sponges are primarily found in the Indo-Pacific region, including the Red Sea, the Indian Ocean, and the Pacific Ocean. They have also been reported from the Mediterranean Sea.
Species
The genus Rochia includes several species, including:
- Rochia australis
- Rochia columella
- Rochia indica
- Rochia japonica
- Rochia ocellata
- Rochia pulchra