科: Mastacembelidae
大刺鳅为Mastacembelidae鱼类，原生分布于中北美洲。成体约 67.5–99 cm，适宜水温 22–28 °C。
Mastacembelus armatus, a member of the family Mastacembelidae, comes from Central and North America, where it inhabits warm freshwater streams and lakes. Peaceful community fish and omnivore; quality prepared foods, it grows to 67.5–99 cm and adapts well to a properly set-up aquarium in the 22–28 °C range. Other Mastacembelus species in our database include Mastacembelus erythrotaenia.
适合有一定经验的玩家。Peaceful community fish；Small groups recommended。
建议水温 22–28 °C，22–28 °C recorded range；Stable temperature matching the species origin。
成体约 67.5–99 cm；最小缸体 500 L，并留出活动空间。
Omnivore; quality prepared foods。它在Fine sand and gravel上自然觅食，投喂可少量多次。
可以。Peaceful community fish，适合与Similar-sized peaceful community fish — Similar size and water needs混养。避开Much smaller fish — May outcompete or bully tiny tankmates。
原生于中北美洲，栖息于Warm freshwater streams and lakes。Still to gentle current，Moderate oxygen levels。
换水与维护期间建议加盖，防止惊跳。
人工环境下：Not documented in home aquaria。Subtle external differences。