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Species: Batrachoides walkeri, Walker's toadfish

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narrow head
very small eye, tentacles above
no filaments on head
nape scales not reaching transverse canal
D 28; A 25
top back - ~ 6 saddles

Batrachoides walkeri Collette & Russo, 1981

Walker's toadfish

Body elongate, depressed at front, compressed at rear; head narrow, depressed; eyes very small (2.8% of SL), 2-3 short, stubby tentacles over each one; no filaments between eyes or on snout; mouth strongly oblique, lower jaw projecting; teeth pointed; 2 solid spines on upper opercle and 2 below and behind those; dorsal fin with 3 solid spines, spiny and soft parts joined; dorsal rays III, 28; anal 25 rays; pectoral 19-20 rays; dorsal and anal fins not joined to tail fin; 2 lateral lines, no light organs; body covered with small imbedded scales, none on head and breast; scales on nape extend only forwards to halfway between dorsal fin and transverse lateral line canal on rear of head.

Body medium dark, head paler; ~ 6 dark blotches of varying sizes along top of back and tail base, some extending onto base of dorsal fin; fins pale, dorsal and anal with dark margins.

Size: 21 cm.

Habitat: soft bottoms.

Depth: 3-30 m.

The Gulf of Panama.

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  • Marine Only
  • Marine
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom only
  • Bottom
  • Soft bottom only
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Mud
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Carnivore
  • Bony fishes
  • Octopus/squid/cuttlefish
  • Mobile benthic crustacea (shrimps/crabs)
  • No Data
  • Sea-stars/cucumbers/urchins
  • Mobile benthic gastropods/bivalves
Egg Type
  • Benthic
  • No pelagic phase
  • No pelagic larva
  • No data
Global Endemism
  • East Pacific endemic
  • All species
  • Tropical Eastern Pacific (TEP) endemic
Regional Endemism
  • All species
  • Continental TEP endemic
  • Panamic province endemic
  • Continent
  • Continent only
  • TEP endemic
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Listed
  • Data deficient
  • Not listed
Length Max
  • 21
Depth Range Min
  • 3
Depth Range Max
  • 30