A) Dorsal fin with spines B) Adipose fin C) Barbels around their mouth D) Bright coloration
A) Compressed and disc-shaped B) Square and flat C) Rounded and globular D) Elongated and cylindrical
A) They only eat food that floats on the surface. B) They require extremely bright lighting. C) They are always aggressive. D) They spend most of their time near the bottom of the tank/river.
A) On the belly B) On the tail fin C) Below the eye D) On the dorsal fin
A) Attracting mates B) Digging in the substrate C) Sensing prey D) Defense
A) Nemacheilidae B) Gastromyzontidae C) Cobitidae D) Botiidae
A) Surface swimming B) Hiding C) Aggressive schooling D) Loud vocalizations
A) Balitoridae B) Cobitidae C) Botiidae D) Nemacheilidae
A) Botiidae have no barbels. B) Botiidae are always tiny. C) Cobitidae typically have smaller suborbital spines. D) Cobitidae are always brightly colored.
A) Brackish estuaries B) Deep lakes C) Fast-flowing rivers D) Stagnant ponds
A) Psuedonemacheilidae B) Botiidae C) Cobitidae D) Balitoridae/Gastromyzontidae
A) Large dorsal fin B) Lack of scales C) Flattened body D) Bright colors
A) Clown Loach (Chromobotia macracanthus) B) Dwarf Chain Loach (Ambastaia sidthimunki) C) Kuhli Loach (Pangio kuhlii) D) Yoyo Loach (Botia almorhae)
A) Botia B) Chromobotia C) Pangio D) Yasuhikotakia
A) Body markings B) Number of barbels C) Water temperature preference (general fish keeping) D) Body shape
A) Lack of reproductive organs B) Differences in appearance between males and females C) The ability to change sex D) A preference for same-sex partners
A) Males having longer barbels B) Only males having a suborbital spine C) Differences in body shape or coloration D) Females being smaller than males
A) To provide appropriate care and tank conditions B) To impress other hobbyists C) To win fish competitions D) Because all loaches are venomous
A) Smooth sand or gravel B) No substrate C) Crushed coral D) Sharp gravel
A) Ich (white spot disease) B) Fin rot C) Dropsy D) Swim bladder disease
A) Clown Loaches B) Giant Loaches C) Tiger Loaches D) Dwarf Loaches
A) Omnivorous, eating a variety of foods B) Strictly carnivorous C) They only eat algae D) Strictly herbivorous
A) Nemacheilidae B) Cobitidae C) Gastromyzontidae D) Botiidae
A) Have no barbels. B) They are only found in South America. C) Often have dark vertical bands. D) Always bright red in color.
A) Loss of appetite B) Lethargic and hiding constantly C) Erratic swimming D) Active and alert behavior
A) Loaches' peaceful nature and similar water parameter requirements B) Size differences, the larger the better C) Aggressiveness to keep the loaches in check D) Whether the fish are brightly colored
A) By controlling algae growth B) By scavenging for leftover food and detritus C) They don't contribute to the ecosystem. D) By producing oxygen for other fish
A) Overeating and obesity B) Sensitivity to medications and poor water quality C) Aggression towards tank mates D) They require saltwater. |