Polkadog Atlantic Silverside Crunchy Whole Fish Treats for Dogs & CatsAtlantic Silversides (Menidia menidia), aka Baitfish, aka Spearing, are social fish. In brackish water where rivers debouch into the sea, silver banded beauties navigate New England sea grasses in schools, searching for zooplankton, or tasty amphipods, or, perhaps, a young squid. Dogs are also social animals. If youre a dog, join us at Polkadog, where the sustainably fished Atlantic Silverside is slowly dehydrated into delicious, crunchy, digestibly