My divebuddy Dana inside the huge bait ball of Jack Mackerel. Taken on Eureka one of the oil rigs off the Los Angeles coast.
Huge bait ball of Pacfic Jack Mackerel, Trachurus symmetricus, on the oil rig Eureka, some times the fish blocked all the visible light.
A giant bait ball between the columns of Eureka, Oil rig off the Los angeles Coast.