The limits of sensory evolution in fish are defined very largely by their habitat. Water is physically supportive, carries some kinds of odour well, and is kind to sound - letting it travel several times faster than air will allow, but it inhibits other more personal kinds of communication.
Lyall WatsonBefore sight and sound hijacked our attention, we shared with all life a sort of common sense, a chemical sense that depended on direct contact with matter in the water or the air.
Lyall WatsonI live and work alone and travel light, relying largely on my memory and making a point of letting # intuition guide my way.
Lyall Watson