ᎯᎠ lyudetiyvda ᏎᎼᏂ ᏰᎵᏇ ᎾᏍᏋ deduced ᏂᏛᎴᏅᏓ ᎯᎠ ᎤᏛᏏᏗᏒ ᏗᎵᏰᏑᏍᏔᏬ ᎾᎿ Ꮝ ᏄᏓᎨᏒ, ᎠᎦᏎᏍᏔᏅ ᎭᏫᎾᏗᏢ ᎯᎠ ᎢᎦᎢ. ᎠᏂᏏᏴᏫᎭ ᏑᏕᏘᏴᏓ, ᎯᎠ ᎠᏣᏗ ᎤᏂᎦᏙᎲᏒ ᎠᎴᏫᏍᏙᏗ ᎦᏣᏄᎳ ᎤᏛᏏᏗᏒ, ᎢᏳᏓᎵᎭ ᎭᏫᎾᏗᏢ ᎪᎨᏱ, ᎠᎴ ᏌᏊ slower ᎤᏛᏏᏗᏒ, ᏄᎶᏒᏍᏛᎾ ᎭᏫᎾᏗᏢ ᎪᎳ. ᎪᎯ ᏂᏚᎵᏍᏔᏅ ᎭᏫᎾᏗᏢ ᏗᎵᏰᏑᏍᏔᏬ (annuli) ᎾᎥᏂᎨ ᎡᎵᏍᏗ ᎯᎠ ᎤᏛᏏᏗᏒ ᏗᎵᏰᏑᏍᏔᏬ ᎬᎪᏩᏛᏗ ᎭᏫᎾᏗᏢ ᏡᎬ ᎧᏁᏌᎢ. Freshwater ᎤᏛᏏᏗᏒ ᏓᎾᏛᏁᎵᏍᎬ ᏥᏄᏍᏗ ᎠᏫᏒᏗ ᎠᏂᎧᎵᎢ ᏗᎵᏰᏑᏍᏔᏬ; ᎠᎺᏉᎯ ᎤᏛᏏᏗᏒ ᏥᏄᏍᏗ ᏂᎬᎢ spaced ᏗᎵᏰᏑᏍᏔᏬ, ᎠᎴ ᎠᏂᏁᏉᎬ ᎨᏒᎢ ᎪᏪᎳᏅᎯ ᎾᎥᎢ ᎦᏛᎬᎢ ᎠᏲᎶᎬ ᏥᏄᏍᏗ ᎠᏰᎸ ᎦᏟᏌᏅ ᎤᎪᏗᏗ ᎨᏒᎢ ᏚᏳᎩᏛ ᎠᏍᏓᏩᏕᎩ ᎾᎾᎯ ᏧᏪᏥ ᎠᎴ milt.