We see the sea

"A-Ha", said Pickle, "we have found another piece of the puzzle". Said Pearl, "Are we still in...", "Yes" said Mr. P. "still in Sweden, and the picture of Earth's defenses is still unfolding, we will soon have a complete report to forward to our Masters in Ascalonia. Here we have more evidence of Naval strength, ships of the fleet that we can see, If these are some of the visible leviathons of the ocean, what about the invisible ones, those under the ocean? Let's see what our military experts make of it!" "Not much" said Pearl, "we have seen no aggressive tendencies among those humans we have met". Pickle said, "Ah, but, they are very clever at hiding their violent tendencies, Let us see what OUR psychologists make of it".