Fish hook designs, shapes, and materials are all variable depending on the intended purpose of the fish hook. Fish hooks are manufactured for a range of purposes from general fishing to extremely limited and specialized applications. Fish hooks are designed to hold various types of artificial, processed, dead or live baits (bait fishing); to act as the foundation for artificial representations of fish prey (fly fishing); or to be attached to or integrated into other devices that represent fish prey (lure fishing). The fish hook or similar device has been made by man for many thousands of years. The world's oldest fish
Roach bait bait to become contaminated, thus the roaches would likely avoid consuming it. Baits, gels and Insect Growth Regulators can be useful in many cases. Bait placed in the open, away from a wall, is essentially non-effective because cockroaches are less likely to locate it. Twice as much food per day was consumed when it was next to a nest rather than 50 cm away. A small quantity of bait in many locations provides better control than large quantities in a few locations. Roach bait Roach bait is a modern pest control used for the extermination of cockroaches at indoor locations.