thick flock of seagulls swarming over water

animal avian bird birdie gull nature ornithology outdoors seabird seagull seagulls shorebird water waterfowl wildlife summer norway norge nordic norwegian scandinavia kamoyfjorden kamacedil yfjorden mageracedil troms finnmark sky bif airborne watching birding birdlife birds flight fly flying group movement flu influenza abundant atlantic fjord flies flock flocks format numerous ocean seascape swarm swarming behaviour thick herring blackbacked kamoyvaer nordkapp barents sea capelin caplin smelt arctic mouth northern catching surface