Abhisek Mishra has no proper camera, no boat, and no formal training in ichthyology. What he has is an Android phone, a two-foot hand net, and a habit of wading into Odisha's rivers until something new swims by — a habit that has already put two fish species on the scientific record, and one of them, already, on the list of the threatened. By Amar Salvi, Editor — The Weekend Aquarist Estimated read time: 7–9 minutes Abhisek Mishra's introduction to the hobby didn't begin with