Camera thermometer recorded 29c - 30.2c during the 1 hour snorkel
Not what these are but I think they are some type of Fusilier.
Fish is not in focus but good enough for ID.
9090712 juveniles
Not a good shot, but the only one I could gt as this fishy wasn't hanging around.
Juveniles on left side of image.
1-2cm
Perhaps this species? Snorkelling ex Tantabiddi at start of whale shark swim.
Navy Pier Dive, North West Cape