The Gravel Sea Cucumber – Neopentadactyla mixta is a fascinating echinoderm that plays an important role in marine ecosystems. This species is known for its unique appearance and its ability to thrive in a variety of environments.
Description & Characteristics
The Neopentadactyla mixta is a small to medium-sized sea cucumber, typically reaching a maximum size of around 10 centimeters in length. It has a cylindrical body with a smooth, leathery texture. The color of the Neopentadactyla mixta can vary depending on its environment, ranging from gray to brown with reddish or purplish hues. Its body is covered in numerous tiny, scattered tentacles.
Habitat and Occurrence
The Neopentadactyla mixta is a common inhabitant of shallow, rocky shores and sandy bottoms. It prefers areas with moderate wave action and abundant seaweed. This sea cucumber is found in a wide range of marine zones, from the intertidal zone to depths of around 50 meters.
Taxonomy
The Neopentadactyla mixta belongs to the Class Holothuroidea, a diverse group of marine invertebrates commonly known as sea cucumbers. This species is further classified within the Order Dendrochirotida, which encompasses sea cucumbers with branching tentacles. The Neopentadactyla mixta is a member of the Family Phyllophoridae, a group characterized by their flattened bodies and distinctive feeding appendages.
Feeding
The Neopentadactyla mixta is a deposit feeder, meaning it feeds on organic matter that settles on the seafloor. Its diet consists primarily of phytoplankton and zooplankton, which it collects with its tentacles. This species plays a vital role in recycling nutrients and maintaining the health of its marine ecosystem.
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