Dating back to the late 1800s, blast-, bomb- or dynamite-fishing on reefs has been a commonplace practice for ground-fish harvesting in the oceans’ less-developed corners, particularly because, as one might well imagine, it is especially effective. One well-placed stick of dynamite blasts a whole reef head to smithereens, and just as in the cartoons, the former vibrant reef’s finned inhabitants all float to the surface, in every condition from merely stunned to dead as Julius Caesar—in any case, suffice it to say they’re ripe for the picking. Of course, as with the fish that rise to the surface, everything else that remains beneath the waves is laid to waste. Everything from the dinoflagellates within corals to the mollusks and crustaceans, sea sponges and echinoderms, and so on and so forth: Anything and everything within striking distance.…