...... -. -. freshwater scavengers. marine predators. aquatic predators. chemoautrophs. filter feeders. jessica is right, they feed through pores in their skin meaning they are indeed filter feeders. filter feeders.ew. 1  Do you know about polar covalent. 2  Can you help me with this problem. 3  Can I use a 50v diode when im only p.. 4  Solve for X in this trig question. 5  Chemical gas help please. 6  Find the volume of the solid obtaine.. 7  What sort of topics should I have ma..