a fish scaler assembly for removing scales from a fish such that scales and grime do not accumulate on a scraper . the assembly can be connected to a pressurized water source by threaded coupling having an adapter . a flexible tube on the adapter transports water between the water source and a nozzle attached to the scraper . water flows from an outlet of the nozzle over the scraper to prevent the accumulation of scales and grime on a scraping portion of the scraper . the outlet of the nozzle is placed at a distance from the scraping portion to prevent to clogging of the outlet .