Cortez Barnacle-blenny
Acanthemblemaria hastingsi
- Least concern
- Card rarity: Common
- Fish

Acanthemblemaria hastingsi, the Cortez barnacle blenny, is a species of chaenopsid blenny found in the Gulf of California, in the eastern Pacific Ocean. Males can reach a maximum length of 5.1 cm (2.0 in) SL, while females can reach a maximum length of 4 cm (1.6 in). The specific name honours the marine biologist Philip A. Hastings of the Scripps Institution of Oceanography.
Classification
- Class
- Actinopterygii
- Order
- Blenniiformes
- Family
- Chaenopsidae
- Genus
- Acanthemblemaria