科: Gobiidae
橄榄舌虾虎为虾虎鱼科鱼类，安静的底栖居民，领域边界分明，原生分布于印度洋—太平洋。每块石头都是房产；给每尾一个洞，缸里就太平。成体约 37.5–55 cm，建议单养或成对，每尾都要有自己的洞穴，适宜水温 18–26 °C。一鱼一洞，万事大吉。
Glossogobius olivaceus is a Gobiidae from Indo-Pacific. In the wild it prefers shallow streams and estuaries over sand; in the aquarium it stays calm bottom resident with clear territory boundaries. Plan on 37.5–55 cm of adult fish at 18–26 °C. Related profiles: Glossogobius giuris.
中等难度，稳定水质比高端设备更关键。Calm bottom resident with clear territory boundaries，Singly or in pairs; every fish needs its own refuge。
保持 18–26 °C 并避免波动，pH 6.5–7.5、GH 5–15 dGH 即可。
成体 37.5–55 cm 左右，因其Bottom-dwelling的习性，500 L 以上的缸更合适。
Meaty foods; train onto frozen then pellets。它在Fine sand上自然觅食，投喂可少量多次。
可以。Calm bottom resident with clear territory boundaries，适合与Shrimps in a species setup — A classic pairing for the dedicated混养。避开Other gobies of the same species without extra caves — Territorial wars over refuges。
产地为印度洋—太平洋，典型栖息地是Shallow streams and estuaries over sand，对溶氧要求一般。
换水与维护期间建议加盖，防止惊跳。
人工环境下：Cave or crevice spawner; the male guards the eggs。Males larger and more colourful。