This Nick Jonas photo contains
atlantic herring, clupea harengus harengus, pacific sardine, sardinops caerulea, herring, and clupea harangus.
There might also be
sockeye, sockeye salmon, red salmon, blueback salmon, oncorhynchus nerka, coho, cohoe, coho salmon, blue jack, silver salmon, oncorhynchus kisutch, and smelt.