Flat Head Catfish Flat Head Catfish Christian Lizaso Pylodictis olivaris.
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Transcript of Flat Head Catfish Flat Head Catfish Christian Lizaso Pylodictis olivaris.
Flat Head CatfishChristian Lizaso
Pylodictis olivaris
• Common Names: Yellow Catfish, Mud Fish, Mississippi Cat
• Scientific Name: Pylodictis olivaris
• Kingdom: Animalia
• Phylum: Chordata
• Class: Actinopterygii
Distribution• Native: Central U.S. Mississippi River• Start Of Introduction: 1950’s• Why?: It was introduced for fishing games
( sport fishing)
Effects On People
• Humans Introduced this fish all over U.S.A for sport fishing
• Humans also EAT this type of fish• However these fish tend to release toxins
harming us
Effects on Ecosystem
• Eliminated native catfish population
• Prey on crayfish, crabs, and shad
Food Web
SUN ALGAEHUMAN
CHANNEL CATFISH
FLAT HEAD CATFISH
SHAD
BREAM
CRAB
Reasons For Success
• 60,000 eggs avg.• Prey that it needs is readily available• Slow Currents• Rivers, Lakes, Canals, Reservoirs, Streams• Live to 12-14 yrs.
FUTURE
• Intentionally brought all over U.S.A• Will continue to be for sport fishing• Trade-Off: Competes with native fish for prey
FLAT HEAD CATFISH