A) Gill raker count B) Scale color C) Body shape and finnage D) Eye size
A) Pectoral fin B) Caudal fin C) Pelvic fin D) Dorsal fin
A) Lateral B) Terminal C) Inferior D) Superior
A) Lateral line color B) Number of lateral lines C) Lateral line length D) Presence of lateral lines
A) Diet B) Size at maturity C) Color pattern D) Collection point data
A) Barbels B) Filter feeding C) Surface skimming D) Mouthbrooding
A) Teeth shape B) Fin size C) Scale pattern D) Coloration
A) Length B) Spine count C) Color D) Placement
A) They attract females for fertilization. B) They are a sign of disease. C) They aid in camouflage. D) They are used for communication.
A) They lay eggs on plants. B) They scatter eggs randomly. C) They lay eggs on rocks or in pits. D) They carry eggs in their mouths.
A) Mbuna B) Discus C) Peacock Cichlids D) Angelfish
A) Teeth Shape B) Overall Size C) Coloration Patterns D) Spawning behavior
A) The African Great Lakes B) The Congo River Basin C) The Nile River D) The Zambezi River
A) Herbivorous B) Insectivorous C) Carnivorous D) Omnivorous
A) Eye color B) Scale pattern C) Gill size D) Aggression level
A) Operculum shape B) Lip thickness C) Lateral line scales D) Fin rays
A) Specialized gills B) Salt-secreting cells C) High tolerance to ammonia D) Osmoregulatory kidneys
A) Caudal Fin Shape B) Dorsal Fin Color C) Eye Size D) Pharyngeal Jaw Structure
A) Geophagus B) Pterophyllum C) Apistogramma D) Lamprologus
A) Size and aggression B) Diet C) Geographic location D) Spawning method
A) Esophageal valve B) Gill rakers C) Pyloric caeca D) Pharyngeal teeth
A) Native to a specific area B) Susceptible to disease C) Highly aggressive D) Easy to breed
A) Dominance coloration B) Body size C) Scale count D) Fin length
A) Pike cichlids B) Angelfish C) Mbuna D) Discus
A) Brighter coloration B) Enhanced lateral line C) Larger eyes D) More streamlined body
A) Caudal fin B) Anal fin C) Pectoral fin D) Dorsal fin
A) Stress bars B) Breeding stripes C) Camouflage markings D) Dominance patterns
A) Energy storage B) Hydrodynamic aid C) Sensory organ D) Display and dominance
A) Guess based on appearance B) Compare against scientifically described species C) Look for similar pictures online D) Ask other hobbyists
A) Tank size B) Substrate color C) Water parameters D) Air temperature |