Complex sentence: It lives close to the bottom on the continental shelf and upper slope at depths from 50 to 500 m, usually not below 400m, its distribution overlapping that of "Merluccius paradoxus" between depths of 200-400m.
Split into simpler sentences: It lives close to the bottom on the continental shelf and upper slope at depths from 50 to 500 m, usually not below 400m. Its preferred depth partly overlaps that of "Merluccius paradoxus" between depths of 200-400m.