Spotted Gar
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Name and Code
Family
Lepisosteidae - gars
Species
Lepisosteus oculatus
Taxonomic Authority
Winchell, 1864
Common Name(s)
Spotted Gar
French Name
lépisosté tacheté
OMNR Code
042
Family TSN
161092
Parent TSN
161093
Species TSN
161095
Conservation Status
Global Rank (GRank)
G5 (2012-02-29)
National Rank (NRank)
N1 (2013-05-23)
Provincial Rank (SRank)
S1 (2000-12-18)
COSEWIC Status
Endangered (Nov 2015)
SARO Status
Endangered
AFS Status
none
Ecological Value
Ontario Origin
native
General Abundance
rare
Tolerance
intermediate
Economic Importance
none
Habitat and Feeding
General Habitat(s)
lacustrine; riverine
Environment
benthopelagic
Trophic Class
carnivore
Thermal Regime
warmwater
Habitat Preference
warm, shallow (<5 m) waters of quiet bays and backwater areas of lakes, and slow-flowing rivers, with dense aquatic vegetation and substrates of clay, silt and organics; preferred water temperature >26°C
Reproduction
Reproductive Guild
Nonguarders: Open substratum spawners: Phytophils
Spawning Habitat(s)
lacustrine
Spawning Season
spring
Spawning Month(s)
May-June
Spawning Temperature (°C)
21-26
Fecundity
1,773-13,798
Nursery Habitat(s)
lacustrine
Size and Age
Adult Length (cm)
40.6-73.7 TL
Adult Weight (kg)
0.25-1.6
Age at Maturity (yrs)
2-3 (m); 3-4 (f)
Maximum Length (cm)
111.8 TL
Maximum Weight (kg)
4.4
Lifespan (yrs)
8-11 (m); 10-18 (f)
Ontario Range Map
Spotted Gar range
Ontario Distribution
Lake Erie (Point Pelee, Rondeau Bay, Long Point Bay), Lake Ontario (Hamilton Harbour, East Lake, Bay of Quinte), Lake St. Clair (historically)
Photograph
Spotted Gar photograph
Notes
only 3 established populations in Ontario, all within coastal wetlands along north shore of Lake Erie; tolerant of high water temperature and low dissolved oxygen
Ontario Records
Record Length (cm)
76.1 TL
Record Weight (kg)
1.94
Information Sources
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