Stippled Studfish

Fundulus bifax

Fundulidae · freshwater water fish

2 minute read · Species guide

Stippled Studfish field guide illustration

About Stippled Studfish

The stippled studfish (Fundulus bifax) is a small freshwater fish which is endemic to the Tallapoosa River system in Georgia and Alabama, USA; and Sofkahatchee Creek (lower Coosa River system) in Alabama. It belongs to the genus Fundulus in the killifish and topminnow family, Fundulidae. It has been evaluated by the International Union for Conservation of Nature as "near threatened" and has not been recorded in Georgia since 1990.

Diet and feeding

The FishTraits compilation records these diet categories for this species: invertebrates or larval fish. These are broad categories, not a claim that every individual consumes every example in a category.

Habitat preferences

Reported habitat associations include medium to large rivers, streams and small rivers, creeks.

The source records associations with sand, gravel. An association indicates reported use, rather than an exclusive requirement.

Reproduction and parental care

The compilation reports a representative maturity age of 1 years. Its maturity field summarizes mean, median, or modal estimates, usually for females; male estimates can be used when female data are unavailable. It is not a fixed age at which every fish first breeds.

Recorded spawning months are Apr, May, Jun, Jul for the source’s reporting region (AL). This is a regional calendar, not a range-wide schedule.

Size and recorded longevity

FishTraits reports a maximum total length of 14.5 centimetres. Some entries use an estimated asymptotic length; this value should not be treated as a certified record catch.

Range

Where it lives

Share of 96 GBIF observation records with a state location, across 1 states.
0%
100%
Share of 96 GBIF observation records with a state location, across 1 states.

Share of records by state

Habitat

Water and movement

Water
WoRMS records this species in fresh water.
Migration
Not migratory

Classification

Taxonomy

Kingdom
Animalia
Phylum
Chordata
Superclass
Actinopterygii
Class
Teleostei
Order
Cyprinodontiformes
Genus
Fundulus
Species
Fundulus bifax
ITIS TSN
165671
WoRMS AphiaID
1011780
GBIF key
5203681

Common questions about Stippled Studfish

What is the scientific name of Stippled Studfish?
The scientific name is Fundulus bifax, in the family Fundulidae. Classification follows ITIS.
Does Stippled Studfish live in fresh water or salt water?
WoRMS records this species in fresh water.
Where has Stippled Studfish been recorded in the United States?
GBIF has observations in 1 states, with the most records in Alabama. The map shows observation records, which do not establish the complete natural range.

Closest relatives

Other Fundulus species

Banded Killifish31 states
Fundulus diaphanusFundulidaeNative and introducedFreshBrackish
Banded Topminnow5 states
Fundulus cingulatusFundulidaeNativeFresh
Barrens Topminnow1 states
Fundulus julisiaFundulidaeNativeFresh
Bayou Killifish6 states
Fundulus pulvereusFundulidaeNativeFreshSaltBrackish
Blackspotted Topminnow17 states
Fundulus olivaceusFundulidaeNativeFresh
Blackstripe Topminnow20 states
Fundulus notatusFundulidaeNativeFresh
Broadstripe Topminnow2 states
Fundulus euryzonusFundulidaeNativeFresh
California Killifish1 states
Fundulus parvipinnisFundulidaeNativeSaltBrackish
Golden Topminnow14 states
Fundulus chrysotusFundulidaeNativeFresh
Gulf Killifish11 states
Fundulus grandisFundulidaeNative and introducedFreshBrackish
Lined Topminnow8 states
Fundulus lineolatusFundulidaeNativeFresh
Longnose Killifish6 states
Fundulus similisFundulidaeNativeSalt
Marsh Killifish14 states
Fundulus confluentusFundulidaeNativeFreshSaltBrackish
Mummichog22 states
Fundulus heteroclitusFundulidaeNativeFreshSaltBrackish
Northern Starhead Topminnow16 states
Fundulus disparFundulidaeNativeFresh
Northern Studfish21 states
Fundulus catenatusFundulidaeNative and introducedFresh
Plains Killifish16 states
Fundulus zebrinusFundulidaeNative and introducedFreshBrackish
Plains Topminnow11 states
Fundulus sciadicusFundulidaeNative and introducedFresh
Russetfin Topminnow3 states
Fundulus escambiaeFundulidaeNativeFresh
Saltmarsh Topminnow5 states
Fundulus jenkinsiFundulidaeNativeSaltBrackish
Seminole Killifish4 states
Fundulus seminolisFundulidaeNativeFresh
Southern Starhead Topminnow7 states
Fundulus blairaeFundulidaeNativeFresh
Speckled Killifish2 states
Fundulus rathbuniFundulidaeNativeFresh
Spotfin Killifish12 states
Fundulus luciaeFundulidaeNativeSaltBrackish

Same family

More Fundulidae

Banded Killifish31 states
Fundulus diaphanusFundulidaeNative and introducedFreshBrackish
Banded Topminnow5 states
Fundulus cingulatusFundulidaeNativeFresh
Barrens Topminnow1 states
Fundulus julisiaFundulidaeNativeFresh
Bayou Killifish6 states
Fundulus pulvereusFundulidaeNativeFreshSaltBrackish
Blackspotted Topminnow17 states
Fundulus olivaceusFundulidaeNativeFresh
Blackstripe Topminnow20 states
Fundulus notatusFundulidaeNativeFresh
Blue-fintop Minnow7 states
Lucania goodeiFundulidaeNativeFresh
Broadstripe Topminnow2 states
Fundulus euryzonusFundulidaeNativeFresh
California Killifish1 states
Fundulus parvipinnisFundulidaeNativeSaltBrackish
Diamond Killifish5 states
Adinia xenicaFundulidaeNativeFreshSaltBrackish
Golden Topminnow14 states
Fundulus chrysotusFundulidaeNativeFresh
Gulf Killifish11 states
Fundulus grandisFundulidaeNative and introducedFreshBrackish
Lined Topminnow8 states
Fundulus lineolatusFundulidaeNativeFresh
Longnose Killifish6 states
Fundulus similisFundulidaeNativeSalt
Marsh Killifish14 states
Fundulus confluentusFundulidaeNativeFreshSaltBrackish
Mummichog22 states
Fundulus heteroclitusFundulidaeNativeFreshSaltBrackish
Northern Starhead Topminnow16 states
Fundulus disparFundulidaeNativeFresh
Northern Studfish21 states
Fundulus catenatusFundulidaeNative and introducedFresh
Plains Killifish16 states
Fundulus zebrinusFundulidaeNative and introducedFreshBrackish
Plains Topminnow11 states
Fundulus sciadicusFundulidaeNative and introducedFresh
Pygmy Killifish5 states
Leptolucania ommataFundulidaeNativeFresh
Rainwater Killifish20 states
Lucania parvaFundulidaeNative and introducedFreshSaltBrackish
Russetfin Topminnow3 states
Fundulus escambiaeFundulidaeNativeFresh
Saltmarsh Topminnow5 states
Fundulus jenkinsiFundulidaeNativeSaltBrackish

All 32 species in Fundulidae