Krøyer's deep sea angler fish

Krøyer's deep sea angler fish (Ceratias holboelli) is a species of fish in the family Ceratiidae, the sea devils. This deep-sea anglerfish is found in all oceans, at depths of 0 to 4,400 m (0 to 14,436 ft), but mainly between 400 and 2,000 m (1,300 and 6,600 ft).

Female with a parasitic male on the belly, preparation at the Zoological Museum of Saint Petersburg

Females typically are 77 cm (2.53 ft) long, but can reach 120 cm (3.9 ft). The much smaller males only reach 16 cm (6.3 in) and they are symbiotic, as they attach themselves to a female.

Further reading

• Tony Ayling & Geoffrey Cox, Collins Guide to the Sea Fishes of New Zealand, (William Collins Publishers Ltd, Auckland, New Zealand 1982) ISBN 0-00-216987-8

References

1. Munroe, T.; Costa, M.; Kobyliansky, S.; Arnold, R. (2015). "Ceratias holboelli". IUCN Red List of Threatened Species. 2015: e.T18127741A21910125. doi:10.2305/IUCN.UK.2015-4.RLTS.T18127741A21910125.en. Retrieved 19 November2021.
2. Froese, Rainer; Pauly, Daniel (eds.) (2014). "Ceratias holboelli" in FishBase. January 2014 version.