Skip to main content
Sign In
A triggerfish with a raised dorsal spine beside a sea urchin, a crossbow silhouette, and a sandy nest with scattered eggs on a light gray background.

Lockable Spines, Crushing Jaws, and Cone-Shaped Territories — Know Triggerfish?

Coral Reef Fish

Difficulty

Medium

Questions

28

Volts

2/q

Named after a crossbow mechanism and armed with lockable dorsal spines. Triggerfish crush sea urchins, guard cone-shaped territories, and attack divers who get too close. From Hawaiian state fish to lunar spawning cycles, this quiz goes deep.

Sign In to Play

Sign in or create an account to play

More ZapStacks in Coral Reef Fish

A surgeonfish with a visible tail spine beside a coral reef formation, an algae-covered rock, and a transparent larval fish silhouette on a light gray background.
Surgeonfish
25 Zaps · Hard
An inflated spherical pufferfish with visible spines and beak-like teeth above a geometric sand circle pattern and a fugu plate on a light gray background.
Pufferfish
25 Zaps · Medium
A stout grouper with a large open mouth beside a coral reef formation, a moray eel silhouette, and an octopus tentacle on a light gray background.
Groupers
41 Zaps · Medium
A colorful damselfish guarding a coral patch beside algae on rock, a mysid shrimp, and a nest of fish eggs on a light gray background.
Damselfish
29 Zaps · Hard
A stylized orange and cream striped angelfish swims near tan coral and a large seashell with bubbles floating above.
Angelfish
25 Zaps · Hard
A geometric orange and white fish swims near a branch of coral with hexagonal bubbles.
Butterflyfish
20 Zaps · Hard
A stylized orange and white clownfish swims among coral and anemones with bubbles rising to the right.
Clownfish
20 Zaps · Medium
A stylized lionfish with orange and tan stripes swims near coral, a small fish, and bubbles.
Lionfish
20 Zaps · Medium
A geometric clownfish swims above a brain coral and a sea anemone, surrounded by small bubbles.
Parrotfish
20 Zaps · Medium