EntityQ47007862· pop 8· linked from 5 articlesice eggSign in to savea rare phenomenon in which small pieces of sea ice in open water grow into spheroid pieces of iceConnectionsTallinnEntitysnowEntityGreat LakesEntitysphereEntitysea iceEntityspheroidEntitysnowballEntityTallinn BayEntitypancake iceEntitysnow rollerEntityFinnish Meteorological InstituteEntityNobel IceEntityCategoriesSea iceSnow or ice weather phenomena