How Many Vaquita Are Left 2024. The international whaling commission released its first ever extinction alert to raise awareness surrounding the decreasing vaquita porpoise population. Vaquita, the world's rarest marine mammal, is on the edge of extinction.

An international team of scientists estimated that at least 10 vaquitas remain in the gulf of california, the waters that separate baja california from the mexican mainland. International save the vaquita day is an annual event to raise awareness about the critically endangered vaquita porpoise and the need to protect it from extinction.