Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Elassomatidae
Etymology: Elassoma: Greek, elasson = smaller + Greek, soma = body (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic. Subtropical
North America: endemic to Moss Spring and (historically) adjacent springs in the middle Tennessee River drainage in Alabama, U.S.A.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Morphology | Morphometrics
(total): 1 - 3;
soft rays: 5 - 8. Transverse scale rows: 10-13. Distinguished from all other family members by having 3 or less dorsal spines (versus 7 or more), 6-7 broad dark bars along flanks (versus 7 or more), 16-18 peduncle scale rows (versus 18-24).
Found on sand, clay, mud and/or limestone substrate commonly associated with rooted, submerged vegetation (Ref. 58011). Oviparous, eggs are deposited in aquatic vegetation, preferably on strands of Ceratophyllum sp. when available (Ref. 58020).
Eggs are deposited in aquatic vegetation, preferably on strands of Ceratophyllum sp. when available (Ref. 58020).
Gilbert, C.R., 2004. Family Elassomatidae Jordan 1877. Pygmy sunfishes. Calif. Acad. Sci. Annotated Checklists of Fishes (33):5. (Ref. 51664)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Resilience (Ref. 69278
): Low, minimum population doubling time 4.5 - 14 years (tmax=1; Fec=65).
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .