Investor Presentaiton
Shell length (mm)
Abalone Growth Rates
200
180
LENGTH (mm)
WEIGHT (g)
40
10
160
140
120
50
19
60
33
70
53
100
80
75
80
90
100
60
95
130
40
100
160
20
105
180
0
110
205
0 1 2
3
4
5
6
7 8
9
10
115
235
Time (years)
120
280
125
330
Study merged data
Gompertz (wild data)
Speculative Gompertz growth curve
130
370
Hart's wild data
Source: Fisheries Research & Development Corporation, Curtin University of Technology, Ocean Grown Abalone. 2013
Typical weights at various lengths.
OGA's target market is from 100 mm to 140 mm (i.e. ~ 170 g to 400 g).
-
• Target to harvest at the top end of the accelerated growth phase (i.e. ~ estimated to be up to 125mm size).
Long term harvest strategy to optimise returns – size v grade size price.
•
TIME
# Abs/
ABITAT
Average Average
Length (mm) | Weight (g)
Biomass (kg)
/ABITAT
Biomass (kg) /
5000 ABITATS
Day 1
120
40
10
1.20
Day 30
84
40
10
0.84
6,000
4,200
Day 365
75
75
66
4.95
Day 730
67
105
180
12.00
24,750
60,000
Ocean Grown
Day 1095
60
125
330
20.00
100,000
Abalone
Ocean Grown Abalone Biomass model
6
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