David Scheirerm specializes in natural history subjects and has shown in juried exhibitions throughout the Northeast, including a solo show as part of Maine Audubon's Project Puffin, in Rockport. He sells his artwork through his websites. His Instagram feed has some 1800 followers. He lives near Frederick, Maryland.

• Coiled SnailsSpiral MargariteNorthern Rosy MargariteNorthern LacunaCommon PeriwinkleSmooth PeriwinkleRough PeriwinkleCommon Purple Sea-SnailHumphreys WentletrapBrown-band WentletrapStriate Cup-and-SaucerConvex SlippersnailCommon Atlantic SlippersnailEastern White SlippersnailAmerican PelicanfootShark EyeNorthern MoonsnailNorthern Spotted MoonsnailMiniature MoonsnailAtlantic DogwinkleWell-ribbed DovesnailGreedy DovesnailLunar DovesnailWaved WhelkTen-ridged WhelkKnobbed WhelkChanneled WhelkBruised NassaThree-lined BasketsnailEastern Mud SnailSolitary Bubble SnailEastern MelampusLimpetsDiluvian PuncturellaTortoiseshell LimpetClams & BivalvesFile YoldiaAtlantic AwningclamTransverse ArkBlood ArkBlue MusselNorthern HorsemusselRibbed MusselCommon JingleEastern OysterAtlantic Bay ScallopAtlantic Sea ScallopCross-hatched LucineNorthern CyclocardiaWavy AstarteSmooth AstarteMorton’s Egg CockleAtlantic SurfclamDwarf SurfclamArctic WedgeclamAtlantic Razor-ClamAtlantic Jackknife-ClamNorthern Dwarf-TellinBaltic MacomaStout TagelusPurplish TagelusQueen QuahogNorthern QuahogFalse QuahogFalse AngelwingSoftshell-ClamArctic HiatellaAtlantic Mud PiddockAngelwingGreat PiddockGlassy LyonsiaGould’s PandoraFinding SeashellsWhere to Look