FishBase | Search | All Living Things

Microdesmus dipus Gunther, 1864
Banded worm-goby

Life   Vertebrata   Fish   Microdesmidae   Microdesmus

Microdesmus dipus
© Copyright Photographer/SFTEP, 2002 · 0
Microdesmus dipus

Click on map for details about points.

IDnature guides


    We parsed the following live from the Web into this page. Such content is managed by its original site and not cached on Discover Life. Please send feedback and corrections directly to the source. See original regarding copyrights and terms of use.
  • FishBase

80x5 - 240x3 - 240x4 - 320x1 - 320x2 - 320x3 - 640x1 - 640x2
Set display option above.
Click on images to enlarge.
Microdesmus dipus
© Copyright Photographer/SFTEP, 2002 · 0
Microdesmus dipus
Microdesmus dipus
© Copyright Photographer/SFTEP, 2002 · 0
Microdesmus dipus

Main identification features
  • head mottled;eye on side, not tiny
  • irregular stripe - top back
  • flank to anal fin origin: short bars
  • chin - knob
Slender, wormlike, body height ~7% of standard length; head length ~11% of standard length; body and head marginally longer (by about length of snout) than tail (without fin); vertebrae: 25-27 in trunk, 27-29 in tail; eyes not tiny, on sides of head, not skin covered; snout rounded, chin with fleshy knob; lips not prominent, fleshy or thickened, with small flanges at sides; gill opening relatively large, not tubular, length about equal to pectoral base; teeth in 2 rows; dorsal and anal fins confluent with tail fin; dorsal XVI-XVIII evenly spaced spines, 36-41 rays, 53-58 elements in total, origin 1/3 pectoral fin length behind tip of the pressed-down fin; anal 32-37 rays; pectoral 11-13 rays, ~same length as pelvic; pelvic I, 3; tail fin rounded; scales small, non-overlapping; scales well separated; body and head scaled except for tip of lower jaws and tip of snout.

White to tan; dark blotches on top and sides of head; row of irregular dark blotches scattered along entire base of dorsal fin, sometimes forming a dark stripe; row of short, irregular dark oblique bars along mid-flank to level of origin of anal fin, grading into irregular smaller blotches and spots behind; markings often variable in shape and distribution.

Size: 8.8 cm.

Habitat: intertidal rock pools.

Depth: 0-5 m.

SW and SE Gulf of California to Panama, the Galapagos.

Abundance: Common.
Cites: Not listed.
Climate Zone: Northern Subtropical (Cortez Province + Sinaloan Gap); Northern Tropical (Mexican Province to Nicaragua + Revillagigedos); Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo).
Depth Range Max: 5 m.
Depth Range Min: 0 m.
Diet: mobile benthic worms; mobile benthic crustacea (shrimps/crabs).
Eastern Pacific Range: Northern limit=27; Southern limit=-2; Western limit=-112; Eastern limit=-79; Latitudinal range=29; Longitudinal range=33.
Egg Type: Benthic; Pelagic larva.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Mud; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Soft bottom only.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 8.8 cm.
Regional Endemism: Island (s); Continent; Continent + Island (s); TEP endemic; All species.
Residency: Resident.
Salinity: Marine; Brackish.
Water Column Position: Bottom; Bottom only;

Scientific source:

Links to other sites

  • Castri-Aguirre, J.L., Espinoza-Pérez, H. and Schmitter-Soto, J.J., 2002., Lista sitemática, biogeográfica y ecológica de la ictiofauna estuarino lagunar y vicaria de México. En: Lozano-Vilano, M. L. (Ed.). Libro Jubilar en Honor al Dr. Salvador Contreras Balderas., Universidad Autonoma de Nuevo León:117-142.
  • Castro-Aguirre, J.L., 1999., Ictiofauna estuarino-lagunar y vicaria de México., Editorial Limusa S.A. de C.V.: 1-629pp.
  • Dawson, C.E., 1968., Eastern Pacific wormfishes, Microdesmus dipus Gunther and Microdesmus dorsipunctatus sp.nov., Copeia, 1968(1):512-531.
  • Findley, L.T., Hendrickx, M.E., Brusca, R.C., van der Heiden, A.M., Hastings, P.A., Torre, J., 2003., Diversidad de la Macrofauna Marina del Golfo de California, Mexico., CD-ROM versión 1.0. Projecto de la Macrofauna del Golfo .  Derechos reservados de los autores y Conservación Internacional.
  • Fischer , W. , Krup , F. , Schneider , W. , Sommer , C. , Carpenter , K. E. and Niem, V. H., 1995., Guia FAO para la Identificacion de Especies de para los fines de la Pesca. Pacifico Centro-Oriental. Volumen II. Vertebrados - Parte 1., FAO2:647-1200.
  • Galván-Magaña, F., Gutiérrez-Sánchez, F., Abitia-Cárdenas, L.A., Rodríguez-Romero, J., 2000., The distribution and affinities of the shore fishes of the Baja California Sur lagoons. In Aquatic Ecosystems of Mexico: Status and Scope. Eds. M. Manuwar, S.G. Lawrence, I.F. Manuwar & D.F. Malley. Ecovision World Monograph Series., Backhuys Publishers:383-398.
  • Günther, A., 1864., On some new species of Central American fishes., Proc. Zool. Soc. London, 14:227-232.
  • Jordan , D.S. and Evermann, B.W., 1898., The fishes of North and Middle America: a descriptive catalogue of the species of fish-like vertebrates found in the waters of North America, north of the Isthmus of Panama. Part III., Bull. U.S. Nat. Mus., 47:2183-3136.
  • Lopez , M. I. and Bussing, W. A., 1982., Lista provisional de los peces marinos de la Costa Rica., Revista de Biologia Tropical, 30(1):5-26.
  • Meek , S.E. and Hildebrand, S.F., 1928., The marine fishes of Panama. Part III., Field Mus. Nat. Hist., Zool. Ser. Publ., XV:709-1045.
  • Myers , G.S. and Wade, C.B., 1946., New fishes of the families Dactyloscopidae, Microdesmidae and Antennariidae from the west coast of Mexico and the Galapagos Islands with a brief account of the use of rotenone fish poisons in Ichthyological collecting., Allan Hancock Pacific Expeditions, 9(6):151-179.
  • Reid, E.D., 1936., Revision of the fishes of the family Microdesmidae, with descriptions of a new species., Proc. U.S. Nat. Mus., 84(3002):55-72.
  • Thacker, C., 2000., Phylogeny of the wormfishes (Teleostei: Gobioidei: Microdesmidae)., Copeia, 2000:940-957.
  • Van der Heiden , A. M. and Findley, L. T., 1988., Lista de los peces marinos del sur de Sinaloa, México., Anales del Centro de Ciencias del Mar y Limnologia de la Universidad Autonoma Nacional de Mexico, 15:209-224.


I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page.

Supported by
go to Discover Life's Facebook group

Following modified from FishBase
   Top | See original

&pull 20q v5.145 20180528: Error 301 Moved Permanently

Updated: 2020-02-25 18:34:52 gmt
FishBase | Search | All Living Things | Top
© Designed by The Polistes Corporation