B. merianiensis is found in the Brahmaputra River drainage. B. sharavatiensis originates from the Sharavati River in Uttara Kannada, Karnataka.
Two species of bacteria, B. merianiensis and B. sharavatiensis, are distinguished by their habitats: the former is found in the Brahmaputra River drainage area, while the latter originates from the Sharavati River in Uttara Kannada, Karnataka.