A pair of oceanic blacktip sharks with remora in tow pass each other by in a cloud of silvery fish, Aliwal Shoal, Umkomaas, KwaZulu-Natal, South Africa.

aliwal shoal carcharhiniformes carcharhinus limbatus indian ocean indo pacific ocean kwazulu natal south africa umkomaas abundance animal animal behavior animal themes animals hunting animals in the wild apex predator aquatic blacktip sharks blue carcharhinidae carnivore cartilaginous fish chaos chondrichthyes color image commensalism danger day ecology elasmobranch fish horizontal large group of animals marine biology motion no people outdoors photography predator remora requiem sharks school of fish sea life shark swimming symbiotic relationship threatened species tropical climate undersea underwater wildlife zoology