Acoustic Deterrents Do Not Reduce Black Drum Predation on Oysters

Description

Detection

Species Identified

Sound Detected

Examination Types

Morphophysiological

Auditory

Visual

Sound Types Detected

Active

Passive Feeding

Other Passive

Additional Details

Full Description

"Black drum are vocal (as are other Sciaenid fishes) and emit low frequency “drumming” sounds, which may attract females or act as alarm calls."

"Two continuous-loop tapes were supplied by Argotech, The first was alarm “drumming” by a male in the raceways, edited to remove splashes, and with bandwidth limited to 4 KHz (frequency peaks were at 37, 70, 146, 210 and 300 Hz, Fig. 2)."

Observation Environment Quotes

"Two continuous-loop tapes were supplied by Argotech, The first was alarm “drumming” by a male in the raceways, edited to remove splashes, and with bandwidth limited to 4 KHz (frequency peaks were at 37, 70, 146, 210 and 300 Hz, Fig. 2)."

Behaviour Description Quotes

"Black drum are vocal (as are other Sciaenid fishes) and emit low frequency “drumming” sounds, which may attract females or act as alarm calls."

Sound Name Quotes

"Black drum are vocal (as are other Sciaenid fishes) and emit low frequency “drumming” sounds, which may attract females or act as alarm calls."

Observation Environments

Semiwild

Behaviour Descriptions

Alarm Warning

Attraction

Sound Names

Drum

Included Diagrams

Oscillogram