本發明係關於一種魚鱗分解菌株及其用途,所述魚鱗分解菌株為屎腸球菌(Enterococcus faecium),其係將魚鱗分解菌株接種於一含有魚鱗之培養液,並於30-37℃培養24-168小時以分解魚鱗;經分解的含有魚鱗之培養液可作為植物肥料。 The present invention relates to a fish scale decomposing bacteria and a use thereof. The fish scale decomposing bacteria isEnterococcus faecium,which can be added into a medium containing fish scales for incubation at 30℃ to 37℃ for 24 hours to 168 hours so as to decompose the fish scales and to form a medium containing the decomposed fish scales for use as a plant fertilizer.