Acanthella
Acanthella is a genus of sponges belonging to the family Dictyonellidae. These sponges are characterized by their unique skeletal structure composed of siliceous spicules, which are small, needle-like structures that provide support and protection. They are known for their intricate patterns and are often found in vibrant colors, contributing to the beauty of their marine environments.
Common Names
There are no widely recognized common names for sponges belonging to the genus Acanthella. They are typically referred to by their scientific name.
Characteristics
Acanthella sponges display several distinguishing features:
- Siliceous Spicules: The skeleton of Acanthella sponges is composed of siliceous spicules, which are needle-like structures made of silica. These spicules can vary in size and shape depending on the species and contribute to the sponge's structural integrity.
- Dictyonellidae Family: Acanthella belongs to the Dictyonellidae family, which is characterized by sponges having a reticulate (net-like) skeleton.
- Asymmetrical Shape: Sponges in this genus typically have an asymmetrical shape, lacking a defined form.
- Varied Coloration: Acanthella sponges come in a variety of colors, ranging from bright yellows and oranges to browns and grays. Their vibrant hues add to the visual diversity of marine ecosystems.
Environments
Acanthella sponges are found in a variety of marine environments, including:
- Shallow Water: Some species of Acanthella are found in shallow coastal waters, often attached to rocks, reefs, or other hard substrates.
- Deep Sea: Other species are adapted to deeper waters, where they may inhabit seamounts, canyons, or the abyssal plains.
References
For further information on Acanthella, please refer to the following resources: