Terrapins

Displaying 1 - 10 of 13

Study Type: 

Field study in the wild

Location: 

Lake Opinicon, Canada

Target catch: 

sunfish, bullheads, yellow perch, rock bass, black crappie

Effect on bycatch species: 

60% of turtles escaped through large hole in net

Effect on target catch: 

77% of fish escaped through large hole in net

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Study Type: 

Field study in the wild

Location: 

Lake Opinicon, Canada

Target catch: 

sunfish, bullheads, yellow perch, rock bass, black crappie

Effect on bycatch species: 

All turtles escaped from the chimney opening

Effect on target catch: 

Retained 88% of target catch

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Study Type: 

Field study in the wild

Location: 

Lake Opinicon, Canada

Target catch: 

Bluegill and other bony fish

Effect on bycatch species: 

The exclusion device with bars across the net significantly reduced turtle catch rates. All turtles were able to escape through the escape chimney.

Effect on target catch: 

Fish catch rates were not impacted by either excluder device. The majority (88%) of fish were retained when the escape chimney was used.

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Study Type: 

Field study in the wild

Location: 

New Jersey

Target catch: 

Crabs

Effect on bycatch species: 

Modified traps with a 4.5X10 cm frame caught no terrapins compared to the 22 caught in the unmodified traps

Effect on target catch: 

Crab catch rates were 9% higher when the 4.5X10 excluder design was used and crabs were of similar sizes in the two traps (modified and unmodified)

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