1. large rubbermaid tub, like feeding troughs at tractor stores
2. power inverter
3. powerhead
4. heater(titanium)
5. some type of lid
6. bottle of amquel in case car breaks down
7.battery air pump in case number 6 happens
Do a search for username MattieJ he had a nice tub he made to transport sharks, I think it had a skimmer in it too.
I think I read somewhere you can anesthetize them too for periods of time to chill them out a bit, but not positive on that, and wouldn't be first in line to try it either