Ultraviolet sensitive fishing attractor flashers that glows under UV light are used when trolling for salmon and bottom fish Stock Photo - Alamy

Fish attractor hi-res stock photography and images - Alamy

Uv sensitive hi-res stock photography and images - Alamy

Flash Glo® UV Trolling Spinner: No Squid - Yakima Bait

Illumination UV 3 Pack

Under uv light hi-res stock photography and images - Alamy

Ultraviolet light fish hi-res stock photography and images - Alamy

BLUEWING 5 Pack LED Deep Drop Lights Diamond Fishing Lights

Mack's Lure SCENTFLASH™ UV TRIANGLE FLASHER - Fish-Field

Shoter hi-res stock photography and images - Alamy

Salmon Flashers