IUCN threat status:

Least Concern (LC)

Comprehensive Description

Read full entry


  Common names: clingfish (English), chupapiedra (Espanol), chalaco (Espanol)
Tomicodon petersii (Garman, 1875)

Hourglass clingfish,     Peter's clingfish

Body relatively slender, elongate, head relatively slender (both viewed from above); front nostril with a small flap; upper jaw with 4-7 pairs of trifid incisors followed on each side by 1-2 well developed canines; lower jaw with 3-4 pairs of trifid incisors followed on each side by 1-2 well developed canines; anus closer to anal fin origin than to rear margin of disc; pectoral 19-21 rays; only a small fleshy swelling at pectoral base; sucker disc with broad patch of papillae at front, no papillae in center, 6-8 rows of papillae across rear section; dorsal 7-8 rays; anal 6-7 rays; tail 8-10 rays.

White with brown reticulum, thickened in places to form a series of irregular brown "hourglass" bars across dorsal surface; flank with long spots; a prominent dark brown spot above each pectoral fin.

Size: to 4.6 cm.

Inhabits rocky shores.

Depth: 0-5 m.

Central Mexico to northern Peru, the Galapagos and Cocos


Creative Commons Attribution Non Commercial 3.0 (CC BY-NC 3.0)

© Shorefishes of the tropical eastern Pacific online information system. www.stri.org/sftep

Source: Shorefishes of the Tropical Eastern Pacific Online Information System

Belongs to 0 communities

This taxon hasn't been featured in any communities yet.

Learn more about Communities


EOL content is automatically assembled from many different content providers. As a result, from time to time you may find pages on EOL that are confusing.

To request an improvement, please leave a comment on the page. Thank you!