The Berkley Powerbait Saltwater Grub is a favorite on the northwest coast for halibut. Tough and durable, this grub may be fished at depths up to 300! This grub has a wide-tail swimming action for greater visibility and attraction. Per 2. Size: 8. Colors: (007)White, (386)Glow. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Saltwater Lures.