| Opalfish | |
|---|---|
| Drawing by Dr Tony Ayling | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Perciformes |
| Family: | Percophidae |
| Subfamily: | Hemerocoetinae |
| Genus: | Hemerocoetes |
| Species: | H. monopterygius |
| Binomial name | |
| Hemerocoetes monopterygius Schneider, 1801 |
|
The opalfish, Hemerocoetes monopterygius, is a duckbill of the genus Hemerocoetes, found only around New Zealand, at depths of between 5 and 200 m. Their length is between 10 and 25 cm.