Yes, I think you're right. This is what I found...There are two species in the genus: Physalia physalis (known as Portuguese man-of-war) in the Atlantic, and Physalia utriculus (known as bluebottle) in the Indo-Pacific. (Source: https://dan.org/health-medicine/health-resources/diseases-conditions/portuguese-man-of-war-bluebottle/#:~:text=There%20are%20two%20species%20in,)%20in%20the%20Indo%2DPacific).
