One is deep ocean the other is deep longkang
One is 2 to 3 times more expensive than the other.
Also, lobsters can live for 20 years, but crawfish only 5 years.
My Aussie friend told me that New Zealander call lobster crayfish
What is the difference between lobster and crayfish in Australia?
What many Aussies eat at Christmas and call “crayfish” are actually ocean-going rock lobsters, known as spiny lobsters elsewhere in the world. They don't have the distinctive front claws.
https://www.broadsheet.com.au/national/f...s-crayfish