A) Bright red coloration all over the body B) A prominent spine at the angle of the operculum (gill cover) C) Absence of scales D) Three dorsal fins
A) Acanthuridae B) Labridae C) Chaetodontidae D) Pomacanthidae
A) Open ocean B) Coral reefs C) Arctic waters D) Freshwater rivers
A) Sponges B) Small crustaceans C) Algae D) Plankton
A) Always fluorescent B) Always black and white C) Different from adults of the same species D) Identical to the adults
A) Color patterns and markings B) Presence or absence of fins C) Number of teeth D) Body size alone
A) French Angelfish B) Queen Angelfish C) Emperor Angelfish D) Flame Angelfish
A) Eibl's Angelfish B) Midnight Angelfish C) Coral Beauty Angelfish D) Lemonpeel Angelfish
A) Temperate zones only B) Tropical and subtropical waters C) Polar regions D) Freshwater lakes
A) Using jet propulsion B) Crawling along the substrate C) Floating passively D) Swimming with pectoral fins
A) Varies greatly depending on the species B) Exactly 5 years C) Always less than 1 year D) Always more than 50 years
A) Migrate together in large groups B) Often solitary or found in pairs C) Always fight each other D) Always live in large schools
A) French Angelfish B) Coral Beauty Angelfish C) Japanese Angelfish D) Flame Angelfish
A) Live birth B) Asexual reproduction C) Broadcast spawning D) Internal fertilization
A) To attract mates B) To help them swim faster C) Defense against predators D) To filter food
A) Scribbled Angelfish B) Regal Angelfish C) Clarion Angelfish D) Coral Beauty Angelfish
A) Blue B) Yellow C) Purple D) Orange
A) Exactly 4 inches B) Less than 2 inches C) Between 6 and 12 inches D) Over 3 feet
A) Scale color B) Size and habitat C) Fin shape D) Diet alone
A) Iridescent green scales B) Yellow front and black rear C) Pink stripes D) All red body
A) Lack of predators B) Habitat destruction C) Overpopulation D) Extremely cold temperatures
A) Elongated (snake-like) B) Globular (ball-shaped) C) Cylindrical (round) D) Laterally compressed (flat)
A) Asfur Angelfish B) Goldflake Angelfish C) Passer Angelfish D) Blueface Angelfish
A) Goldflake Angelfish B) Watanabe's Angelfish C) Japanese Angelfish D) Potter's Angelfish
A) Lemonpeel Angelfish B) Flame Angelfish C) Regal Angelfish D) Bicolor Angelfish
A) Hiding or loss of appetite B) Increased aggression towards tank mates C) Rapid swimming in circles D) Laying on the bottom of the tank
A) Only live food B) Varied diet including sponges, algae, and meaty foods C) Exclusively flake food D) Only frozen brine shrimp
A) Completely different body patterns B) Males have prominent horns C) Size difference of more than double D) Subtle differences in coloration or fin shape
A) Angelfish are a type of butterflyfish B) They are the same fish at different life stages C) They are related but belong to different families D) Butterflyfish prey on angelfish |