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Porichthys greenei Gilbert and Starks, 1904
GREENES MIDSHIPMAN
Shorthead midshipman

Life   Vertebrata   Fish   Batrachoididae   Porichthys

Porichthys greenei
© Copyright Ross Robertson, 2006 · 12
Porichthys greenei

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Porichthys greenei
© Copyright Photographer/SFTEP, 2002 · 0
Porichthys greenei
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Overview
Main identification features
  • small eye
  • back: 4-6 saddles;fins clear
  • dorsal fin and a: joined to c
  • lower gill rakers: 7-8
  • lower lateral lineends ~12 pores before its line of light organs
  • c: 10
Eye small; 1 solid spine on opercle; no subopercular spines; 7-8 rakers on lower limb of first gill arch; no scales; teeth like canines; 4 lateral lines on body with light organs; dorsal and anal fins broadly joined to tail; first dorsal fin 2 solid spines, separate from second dorsal fin; second dorsal 35-39 rays; anal rays 33-37; lower lateral line with ~12 pores behind same line of light organs; pectoral round, 14-17 rays; 10 tail rays.

4-6 dark saddles on back; dorsal, anal and tail fins clear, no dark borders or spots.

Size: 8.5 cm.

Habitat: sandy and muddy bottoms.

Depth: 5-30 m.

Southern Mexico to Panama.


Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Northern Tropical (Mexican Province to Nicaragua + Revillagigedos); Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo).
Depth Range Max: 30 m.
Depth Range Min: 5 m.
Diet: mobile benthic crustacea (shrimps/crabs); mobile benthic gastropods/bivalves; bony fishes.
Eastern Pacific Range: Northern limit=16; Southern limit=8; Western limit=-96; Eastern limit=-79; Latitudinal range=8; Longitudinal range=17.
Egg Type: Benthic; No pelagic larva; No pelagic phase.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Estuary; Mud; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Soft bottom only; Sand & gravel.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 8.5 cm.
Regional Endemism: Continent only; Continent; TEP endemic; Continental TEP endemic; Mexican + Panamic provinces endemic; All species.
Residency: Resident.
Salinity: Brackish; Brackish; Freshwater.
Water Column Position: Bottom; Bottom only;


Names
Scientific source:

Links to other sites

References
  • 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.
  • Gilbert , C.H. and Starks, E.C., 1904., The fishes of Panama Bay., Mem. Calif. Acad.Sci., 4:1-304.
  • Hubbs , C.L and Schultz, L.P., 1939., A revision of the toadfishes referred to Porichthys and related genera., Proc. U.S. Nat. Mus., 86(3060):473-496.
  • 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.
  • Phillips, P. C., 1981., Annotated Checklist of Fishes at Jiquilisco Bay, El Salvador., Revista de Biologia Tropical, 29:45-58.
  • Walker , H.J. and Rosenblatt, R.H., 1988., Pacific toadfishes of the genus Porichthys (Batrachoididae) with descriptions of three new species., Copeia, 1988:887-904.

Acknowledgements

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


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