brisling bristling calcium can canned clupeidae edible European-sprats fatty-acids fish food golden health healthy heart-healthy herring-family herring-like marine-fish nonperishable nutrient-rich nutrients nutritious oil oily-fish omega-3 packed polyunsaturated portable potential self-contained-food skipper small smoked sprats sprattus-sprattus tightly-packed tin tinned tins vitamins AEWA animal anticipate Ardea modesta Ardeidae beak beautiful beauty bird birding birds cuk cuk cuk Eastern Great Egret egret eye feather female forage garden great green Heron India krayker kōtuku leaf life marine migratory nature nest nesting outdoor peace plant preen quiet rest spring stand summer tail wader water wetland white wildlife wing abstract angled angles appearance background blended blue color coloration colored colors colour coloured colours contrast contrasting dark dark-blue deep deep-water glassy interconnected interlinked intertwined jellyfish light liquid liquidy marine-life patterned patterns perspectives sea-creatures shape shaped shapes surface surfaces surfacing texture textured textures under-water variations variety vibrant wallpaper alive aquarium aquatic arms biology brown bumps coast coastal coastline conservation coral creature echinoderms endoskeletons environment environmental five five-arms ocean outer-shell pitted pool rock rockpool rough sand save sea seashore seastar star starfish tide tidepool tube-feet underwater wild curved curves design details interwoven lines style symmetrical symmetry thick thin transparent can-opener