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8 Science Manual – Using Video Images for Fisheries Monitoring

Table 2.2: System details

System Comments

System 1

• Single underwater sideways camera

• Light panel on bed of pass/downslope

• Desktop PC with DVR card (mains

version)

• Mini-ITX PC with DVR card (12v version)

• Recommended software: Fishtick

System 2

• Two underwater sideways cameras

opposite each other

• Light panel on bed of pass/downslope

• Desktop PC with DVR card

• Recommended software: Fishtick

• Mini-ITX PC with DVR card (12v version)

• Recommended software: Fishtick

System 3

• Single underwater sideways camera

• Light panel on side of pass opposite

camera

• Desktop PC with DVR card (mains

version)

• Mini-ITX PC with DVR card (12v version)

• Recommended software: Fishtick or

DVMD

• The silhouette image obtained from this

lighting and camera arrangement may not

provide enough information to identify fish

to species level, depending on the species

found in the area.

System 4

• Multiple (up to four) sideways cameras,

one stacked on same side of pass

• Light panels on side of pass opposite

cameras

• Desktop PC with DVR card

• Recommended software: Fishtick

• The silhouette image obtained from this

lighting and camera arrangement may not

provide enough information to identify fish

to species level, depending on the species

found in the area.

• Sizing only feasible if you are able to

position markers within the camera field of

view ( Section 2.1.2)

System 5

• Single underwater sideways camera

• White board on bed of pass

• Overhead lamp (infrared or white light)

• Desktop PC with DVR card (mains

version)

• Mini-ITX PC with DVR card (12v version)

• Recommended software: Fishtick

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