Polyychaetes Research Paper

Polychaetes, or bristle worms are a diverse classification of worms common in the ocean and may be found swimming in deep waters, drifting near the surface, burrowing in sand or muds or inhabiting hydrothermal vents and whale falls. They have segmented bodies with paddle-like appendages (called parapodia) on each segment, and bristles or chaetae that may be used for walking, crawling, swimming, digging or protection, depending on the type of polychaete.
Errant polychaetes are active swimmers that are free living scavengers or predators.
Sedentary polychaetes are not active swimmers, typically deposit or filter feed, and are considered tube dwellers or burrowers, residing in tubes that they have built themselves using bottom material such as