The evidence for calving at the Costa Rica Dome proved more elusive, but after many fruitless days, it arrived finally, to starboard, by way of a mother and her calf.

• 我们发现，蓝鲸在哥斯达黎加圆突区生育的证据更加难以获得，但连续多天一无所获之后，我们终于等到了，在船的右舷看到了一头雌鲸和它的宝宝。