Calma
Calma is a genus of sea slugs, specifically nudibranchs, belonging to the family Chromodorididae. These colorful invertebrates are found in the Indo-Pacific region and are known for their striking patterns and vibrant colors. The genus currently comprises five recognized species.
Common Names
Members of the Calma genus are often referred to by their common names, which vary depending on the specific species and location. Some common names include:
- Calma nudibranch
- Chromodorid nudibranch
- Sea slug
Characteristics
Calma nudibranchs are characterized by their soft, slug-like bodies, typically adorned with vibrant colors and patterns. They lack shells and possess a mantle, a prominent dorsal covering that extends beyond the head and sides of the body. Like all nudibranchs, they are hermaphrodites, possessing both male and female reproductive organs. They feed primarily on sponges, extracting toxins from their prey for defense.
Environments
Calma species are found in shallow marine environments, predominantly in the Indo-Pacific region. They prefer areas with a diverse array of sponges, their main food source. They are commonly observed on coral reefs, rocky shores, and seagrass beds, often seeking shelter under rocks or among crevices.
References
For more information about Calma and its species, please refer to the following reliable resources: