ANALYSIS OF AN OFFSHORE AQUACULTURE SYSTEM IN THE ECUATORIAN COAST - - PowerPoint PPT Presentation

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ANALYSIS OF AN OFFSHORE AQUACULTURE SYSTEM IN THE ECUATORIAN COAST - - PowerPoint PPT Presentation

Nov 07, 2022 680 likes •1.78k views

ANALYSIS OF AN OFFSHORE AQUACULTURE SYSTEM IN THE ECUATORIAN COAST ALONSO ECHEVARRIA U. OFFSHORE MARICULTURE CONFERENCE 6-8 APRIL 2016 - BARCELONA SPAIN Who are we ? ABSTRACT AEX group is a consultant office that serves the

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OFFSHORE MARICULTURE CONFERENCE 6-8 APRIL 2016 - BARCELONA – SPAIN

ANALYSIS OF AN OFFSHORE AQUACULTURE SYSTEM IN THE ECUATORIAN COAST

ALONSO ECHEVARRIA U.

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Who are we ?

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ABSTRACT

AEX group is a consultant

  • ffice

that serves the aquaculture industry in areas related to technical studies. We give support to the strategic decisions

  • f

site selection for farms of fish, shellfish and seaweed in lakes, rivers and sea.

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CHILE / 2003 ECUADOR / 2016 BRASIL /2012 ARGENTINA/ 2011

MORE THAN 350 PROJECTS

Experience

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What we do ?

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Layout

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Force by currents

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Force by wind and waves

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EQUIPMENT

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CURRENT WIND ROV WAVE GPS USBL

EQUIPMENT

TENSION

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BEFORE AFTER

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BEFORE

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AFTER

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  • FISH ESCAPE
  • LOSS OF HERITAGE, INVESTMENT
  • ENVIRONMENTAL PROBLEMS
  • COMPLY WITH REGULATION
  • LEGAL PROBLEMS

TO PREVENT …

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TO PREVENT …

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TO PREVENT …

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TO PREVENT …

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ECUADOR

Ocean Farm

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COBIA Rachycentron canadum

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About the Fishfarm

  • Start July 2015
  • Grow 6 month later , 1.5 Kg from 50 gr
  • Feed
  • Cages
  • Mooring systems
  • Predators
  • Nets
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9 NM

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  • 1. TENSION
  • 1. BATHYMETRY
  • 1. CURRENTS ( LAGRANGIAN METHODS)
  • 1. INSPECTION
  • 1. OPERATION
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TENSION CELL

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SITE SELECTION

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SITE SELECTION

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DISTRIBUTION ADCP´S

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ANCHOR LINE SELECTED

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SIDE VIEW ANCHOR LINE

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LINE TENSION DATA CURVE TIDE

  • MAX. CURRENT AVERAGE
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  • 1. TENSION
  • 1. BATHYMETRY
  • 1. CURRENTS ( LAGRANGIAN METHODS)
  • 1. INSPECTION
  • 1. OPERATION
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BATHYMETRY

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66 m

64 m Sup 35 H

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CURRENT STUDIES

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MACRO CURRENT SITUATION INFLUENCES “ EL NIÑO”

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in honor of the French mathematician Joseph Louis Lagrange.

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DRIFTER

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HIGH TIDE

Día 1 Día 2 Day 1 Day 2

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Día 1 Día 2 Day 1 Day 2

LOW TIDE

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FISH

Rachycentron canadum

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FEED

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CAGES

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MOORING SYSTEM

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Original Plan

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Anchor 1500 kg

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As built

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NETS

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NETS

  • Nylon mesh 9/16“

3 m depht.

  • Nylon mesh 1”
  • ver 100 gr.

10 m depht.

  • Metal mesh 2”

15 m depht

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PREDATOR ?

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CONCLUSION

Future (potential) but FOCUS on

  • Feeding system
  • Cages
  • Predators
  • Inspection and control
  • Escapes
  • Environmental
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MUCHAS GRACIAS

WWW.AEX-GROUP.COM