A juvenile blacktip reef shark (Carcharhinus melanopterus) swimming in the mangrove forest.

Dozens of these sharks cruised in the shallows, which are key nurseries for these baby sharks.

The shark is only about one foot long, even though it looks like the adult shark.

(Mu Ko Surin National Park, North Surin Island, Thailand)

fish; shark; ground shark; requiem shark; blacktip reef shark; juvenile; Chordata; Chondrichthyes; sc Elasmobranchii; sO Uselachii; Carcharhiniformes; Carcharhinidae; Carcharhinus melanopterus