Buoys & Floats

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For nearly three decades, Tidal Marine, formerly known as Go Deep™, has been pioneering the buoy and float industry with its robust hard shell polyethylene products. Many of the original buoys launched 30 years ago are still in operation today, a testament to the brand’s commitment to quality and durability.

Submersible Longline Buoys

Go Deep™ longline buoys are engineered for versatility in aquaculture. Designed to perform at surface level or in submerged settings, these buoys support longline aquaculture with a range of buoyancies, shapes, and depth ratings to meet diverse operational demands.

Spindles
Buoy Body Size:
Surface To Depth Upper Range:
Surface To Depth Lower Range:
Buoy Buoyancy:
GD-7L-C
GoDeep™ 7L
8” x 14”
30'
60'
15 lbs
GD-10L-C
GoDeep™ 10L
7 ½” x 20”
30'
60'
22 lbs
GD-15L-C
GoDeep™ 15L
10” x 18”
30'
60'
33 lbs
GD-18L-C
GoDeep™ 18L
10” x 21”
30'
60'
40 lbs
GD-9L-S
GoDeep™ 9L
10” Sphere
30'
60'
20 lbs
GoDeep™ 33L
16” Sphere
15'
30'
73 lbs
GD-110L-S (Grey)
GoDeep™ 110L
24” Sphere
15'
243 lbs
GD-205L-S (Grey)
GoDeep™ 205L
26” Conical
Surface
452 lbs

Endline Identification Buoys

Our endline identification buoys mark the beginning of your longline setup, simplifying the visual tracking of each line. With the T5 and T10 models, customize the Identification Stick’s colour to signify different stages of crop growth or operational phases. Enhance personalisation with our custom numbering decals.

GD-7-SP-WH_V0
Product Code
Buoy Body Size:
Buoy Buoyancy:
GD-T5-BL-YW_V0
T5
6'' x 11''
11 lbs
GD-T7-GN_V0
T7
8'' x 14''
15 lbs
GD-T10-BK-RD_V0
T10
7 1/2'' x 20''
22lbs

Endline Identification Buoys and the Spindle for the T5 and T10 models are available in eight standard colours:

Endline Compensator Buoys

Specially designed to connect the longline to the mooring scope, our endline compensator buoys are larger and built to manage the tension between the line and the anchor system, enhancing stability and reliability in your marine operations.

Product Code
Buoy Body Size:
Buoy Buoyancy:
GD-33L-S (Yellow)
GD-33L-S
16” Sphere
Surface to 15’ Depth
GD-110L-S (Yellow)
GD-110L-S
24” Sphere
Surface to 15’ Depth
GD-205L (Yellow)
GoDeep™ 205L
26” Conical
Surface to 15’ Depth

Oyster Bag Floats

Celebrating over twenty years of service, our Oyster Bag Floats are crafted from proprietary U.V. stabilized polyethylene resin, ensuring a life span of more than 25 years. These original hardshell plastic floats support sustainable practices with their fully recyclable materials at the end of their useful life.

Size:
Features:
Buoy Buoyancy:
GD-OY-OF-04L-S
GoDeep™ OB 4L - S
3½” Dia. x 32”
Sealed
9 lbs
GD-OY-OF-11L-S
GoDeep™ OB 11L - S
4” x 4” x 35”
Sealed
24 lbs
GD-OY-OF-11L-1C
GoDeep™ OB 11L – 1C
4” x 4” x 36”
Removable Cap for Sinking
24 lbs

Oyster Cage Floats

Identical in durability and material to our Oyster Bag Floats, these floats also offer a reliable solution for the floating oyster bag technique, backed by a quarter-century of proven performance and sustainability.

Size:
Features:
Buoy Buoyancy:
GD-OY-CF-66L-2C
GoDeep™ OB 66L – 2C
9” x 13” x 38”
Removable Caps for Sinking
145 lbs
GD-OY-CF-66L-S
GoDeep™ OB 66L – S
9” x 13” x 38”
Sealed
145 lbs
GD-OY-CF-80L-2C
GoDeep™ OB 80L – 2C
8½” x 13” x 56”
Removable Caps for Sinking
176 lbs
GD-OY-CF-80L-S
GoDeep™ OB 80L – S
8½” x 13” x 56”
Sealed
176 lbs
GD-OY-CF-66L-2C
GoDeep™ OB 94L – 2C
9” x 13” x 58”
Removable Caps for Sinking
207 lbs
GD-OY-CF-66L-S
GoDeep™ OB 94L – S
9” x 13” x 58”
Sealed
207 lbs

Coast Guard & Lighthouse Authorities Products