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Bitterling fish: a modest inhabitant of the southern and western waters of Russia
The Bitterling: A humble inhabitant of Russia's southern and western waters, the bitterling (Rhodeus sericeus) is one of those inconspicuous yet surprisingly adaptable fish that seems designed for a quiet, unnoticed life in warm backwaters and slow-moving rivers. Small as a matchbox (only 6–10 cm long), with a silvery body that flashes with iridescent colors during spawning, it is not
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