pavanaḥ pavatām asmi
rāmaḥ śastra-bhṛtām aham
jhaṣāṇāḿ makaraś cāsmi
srotasām asmi jāhnavī
pavanaḥ — the wind; pavatām — of all that purifies; asmi — I am; rāmaḥ — Rāma; śastra- bhṛtām — of the carriers of weapons; aham — I am; jhaṣāṇām — of all fish; makaraḥ — the shark; ca — also; asmi — I am; srotasām — of flowing rivers; asmi — I am; jāhnavī — the River Ganges.
Of all the aquatics the shark is one of the biggest and is certainly the most dangerous to man. Thus the shark represents Krishna.