They may only be caught for just one month-per-year, and at night, but the tiny 'koryushka' (smelt) fish is a legend in St Petersburg. Video by Irina Sedunova Researchers have created a pacemaker ...

"Anyone who was harvesting smelt was required to have a fishing license and were not to exceed 10 pounds of fish," the Sheriff's Office posted on X. "Overharvesting has serious consequences.