Otter (midwater) Trawl

Station: Otter Trawl / L.A. Harbor
Date: 3/17/18, 3:21 pm
Conditions: 62°F, sunny, WSW 13 mph
Latitude: 33° 43' 45" N to 33°44'3"N
Longitude: 118° 14' 9" W to 118°14'4"W

We use a method called "Otter Trawling" or Midwater Trawling to collect pelagic (swimming) organisms.
"Otter" refers to the rectangular boards on the net. Hydrodynamic forces act on the boards, keeping them
apart and the net open.

All organisms were returned to the ocean.

  • Swimming Crab
  • Target Shrimp
  • Target Shrimp
  • Spiny Sand Star
  • Barred Sand Bass
  • Lizardfish
  • Lizardfish
  • Fantail Sole
  • Halibut
  • Halibut
  • Hornyhead Turbot
  • Spotted Turbot
  • Spotted Turbot
  • Tonguefish
  • So.  Many.  Round Stingrays!
  • Thornback Ray (top)
  • Thornback Ray (bottom)
  • Thornback Ray
  • Thornback Ray
  • A shark's tooth!