Subphylum Crustacea, Class Malacostraca, Order Amphipoda (amphipods) Published September 19, 2020 at 720 × 540 in Arthropod Overview Image Gallery: EX1806 – Dive 04 Blake Escarpment South ← Previous Next → A small amphipod clings to a hydroid. Rocks provide areas of vertical relief find protection and food. In this area we also observed squat lobsters, various sponges, a brittle star, and others taking advantage of this coveted real estate.