An anglerfish possesses a luminescent lure close to its mouth to attract prey. This is an example of what type of predator behavior?

Ambush predator behavior

Explanation:

Ambush predators are the predators that used strategies that called sit and wait for their prey. It captures its prey by speed and stealth. These are the animals that scanned the environment and conceals themselves so can attack their prey surprisingly.

The ambush is rarely become the prey for other animals. These ambushes stay constant at a position for long so they can make the right decision to attack a prey quickly and with their precision from its front legs. After eating the prey grooming of its forelegs is common among the ambush.

So that angler fish is like an ambush predator that attracts its prey and attack on it surprisingly and do a quick action to catch its prey.