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Species: Fundulus seminolis, Seminole Killifish

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snout long, pointed
scale angles - black dots
D 13-20, origin before A origin
tail base long, slender
gill rakers 6-7
lateral scales 50-55

Fundulus seminolis Girard, 1859

Seminole Killifish

Body slender, compressed; head flattened above, with straight to slightly convex upper profile; snout long (2-3 times eye diameter) and pointed; cover of eye not continuous with head skin; front nostril not tubular; mouth short (< 27% of head length), distinctly below level of center of eye, protrusible, top jaw twisted, lower jaw projecting, with 3-10 pores; jaws with outer row of pointed conical teeth, inner band of simple teeth; gill rakers short, stubby, 6-7; no spines in fins; dorsal fin short based, its origin before anal fin origin, 13-20 rays; anal fin with 3rd fin ray branched, 10-15 rays; pectoral with narrow base, rounded, inserted low on side, 18-19 rays; pelvics inserted well behind pectoral base; tail base long and slender; tail fin bluntly rounded; small smooth scales, 50-55 midlateral rows; lateral line reduced to a series of pits along side of body.

Male olive to brown above, with spotted pattern formed by small black dots at angles of scales; dorsal fin with narrow dark stripes; tail fin with dark spots, other fins clear. Female with paler colors.

Reaches 16 cm.

Fresh to brackish water.

Depth range: 0-1 m.

E & W Florida.

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  • Brackish
  • Freshwater
  • Non Marine
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Submerged vegetation
  • Estuary
  • Freshwater
FishBase Habitat
  • Demersal
Feeding Group
  • Data
  • Omnivore
  • Data
  • Benthic microalgae
  • Insects
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Benthic
  • Data
  • No pelagic larva
  • No pelagic phase
Global Endemism
  • All species
  • Greater Caribbean endemic
  • West Atlantic Endemic
Regional Endemism
  • Continent
  • Continent only
  • GC endemic
  • All species
  • Resident
Climate Zone
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 16
Depth Range Min
  • 0
Depth Range Max
  • 1