Breeding season for us ‘week-end hatchery guys’, brings on some peculiar behaviour. We go fishing with toolboxes, brush-cutters, wire cages, cleaning equipment, poles, thermometers and the like. And on many trips we don’t get to fish at all. But we still have a lot of fun. While we catch most of our brood fish fairly, and on fly, it is silently acknowledged that to trap them is equally honourable. This requires a good fish trap in the feeder stream.   Fish trap building: