> I imagine a convoy of small but heavily armored ships

It’s typically flown [1].

m-i-l 3 hours ago | parent | next [-]

And in the past it has been shipped in boxes labelled "fish"[0].

	▲	JumpCrisscross 3 hours ago \| parent [-]
		Alas, goldfish wouldn’t be invented until 1962 [1]. [1] https://en.wikipedia.org/wiki/Goldfish_(cracker)