The FR-150 is specially designed to accommodate fish in the size of 85-450 g, such as lake perch, bass, trout, bream and garfish. The FR-200 is suitable for a variety of fish in the size range of 340-1800 g, including trout, ocean perch, lake perch, redfish, whitefish, walleye, tilapia, mullet, salmon, mackerel, bass, sea bass and sea bream.