Aialik bay kayak trip out of Seward.
It was a bit pricey, but worth it for me and my wife. (looks as if the price has gone up too.
)
Even the water taxi out and back was enjoyable with lots of wildlife to see.
Zero complaints from this company.
Aialik Bay Day Kayak Trip | Kayak Adventures Worldwide - Seward, AK
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Seaplane rating from:
Alaska Floats & Skis in Talkeetna (Note my avitar)
(jeez, that's gone up a bit in price too)