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Table 1 in Catching carp: a review of bigheaded carp capture strategies

<p><b>Table 1.</b> Summary of active and passive sampling gears and attributes used to capture bigheaded carp (<i>Hypophthalmichthys</i> spp.) across larval, juvenile, and adult life stages.</p><table><tbody><tr><th>Approach</th><th>Gear</th><th>Life stage</th><th>Units</th><th>Gear attributes</th></tr></tbody><tbody><tr><th>Active</th><td>Push net</td><td>Eggs, Larvae</td><td>density</td><td>Single or dual conical nets, 0.5 m diameter, 2.0 m long, 0.8 mm mesh</td></tr><tr><td>Nueston net</td><td>Eggs, Larvae</td><td>density</td><td>1 &times; 2 m, 500 &micro;m mesh</td></tr><tr><td>Surface plankton net</td><td>Eggs, Larvae</td><td>density</td><td>0.5 diameter opening, 2-m length, 500 &micro;m mesh</td></tr><tr><td>Bongo net</td><td>Eggs, Larvae</td><td>density</td><td>0.6 cm diameter opening, 333 &micro;m mesh</td></tr><tr><td>Cast net</td><td>Juvenile</td><td>per cast</td><td>2.7 m diameter; 10 mm mesh</td></tr><tr><td>Seine&ndash;Beach</td><td>Juvenile</td><td>per haul</td><td>10 m length, 3&ndash;5 mm mesh</td></tr><tr><td>Seine&ndash;Purse</td><td>Juvenile</td><td>per haul</td><td>122 &times; 3.05 m, with 2.5 cm mesh</td></tr><tr><td>Seine&ndash;Contracted</td><td>Juvenile, Adult</td><td>per haul</td><td>Varying set lengths; mesh size range 1.6&ndash;5.1 cm</td></tr><tr><td>Trawl&ndash;Paupier</td><td>Juvenile, Adult</td><td>CPUE</td><td>Standard amperage adjusted to conductivity, 30 Hz, 15%, 2&ndash;4 &times; 1.5 m frame, 38 mm stretched body mesh to 6 mm mesh cod</td></tr><tr><td>Trawl&ndash;Electrified</td><td>Juvenile, Adult</td><td>CPUE</td><td>Amperage adjusted to conductivity, 30 Hz, 15%, 2.13 &times; 0.9 m frame, 38 mm stretched body mesh to 6 mm mesh cod</td></tr><tr><td>Trawl&ndash;Dozer</td><td>Juvenile, Adult</td><td>CPUE</td><td>Two seam; 4.8 m wide &times; 4.5 m long with 18 mm stretch mesh. Bag 1.8 m; Mesh, 3 mm</td></tr><tr><td>Electrofishing&ndash;AC</td><td>Juvenile, Adult</td><td>CPUE</td><td>3-phase, 3 Kw, 230-V, 60 hz; 100&ndash;250 V, 3&ndash;10 amps, 60&ndash;120 hz, 25% Duty cycle, 60&ndash;80 pulses/s</td></tr><tr><td>Electrofishing&ndash;DC</td><td>Juvenile, Adult</td><td>CPUE</td><td>180&ndash;1000 V, 15&ndash;60 Hz, 25&ndash;50% duty cycle</td></tr><tr><td>Hydroacoustic</td><td>Adult</td><td>density</td><td>Two horizontal-orientated split-beam transducers, 5 pings/s, pulse duration of 0.40 ms, 70 kHz (5 beam angle)&ndash;200 kHz (6.6 beam angle)</td></tr><tr><td>Trammel net&ndash;Driven</td><td>Adult</td><td>CPUE</td><td>Height, 1.8&ndash;3.6 m; Inner panel, 2.5&ndash;7.6 cm; Outer panel, 20&ndash;34 cm, varying set lengths</td></tr><tr><td>Gill net&ndash;Driven</td><td>Adult</td><td>CPUE</td><td>Height, 1.8&ndash;3.6 m; Mesh size range:2.54&ndash;25.4 cm; Varying set lengths</td></tr><tr><th>Passive</th><td>Drift net</td><td>Eggs, Larvae</td><td>density</td><td>0.5 diameter opening, 2-m length, 750 &micro;m mesh, 1-m below surface water</td></tr><tr><td>Bongo net</td><td>Eggs, Larvae</td><td>density</td><td>0.6 cm diameter opening, 333 &micro;m mesh</td></tr><tr><td>Light traps</td><td>Larvae</td><td>trap night</td><td>Cloverleaf array; 25.0 cm tall with 5.0 mm entry slots. Collection pan with 6 holes cover by 250 &micro;m mesh</td></tr><tr><td>Minnow trap</td><td>Larvae, juvenile</td><td>net night</td><td>Trap dimensions, 42 &times; 19 &times; 22 cm, baited</td></tr><tr><td>Mini fyke net</td><td>Juvenile</td><td>net night</td><td>4.5 &times; 0.6 m lead, 0.6 &times; 1.2 m trap 3 mm mesh; some tandem sets</td></tr><tr><td>Hoop net</td><td>Adult</td><td>net night</td><td>Diameter, 0.6&ndash;1.8 m; Mesh range, 3.8&ndash;10 cm; Some tandem sets</td></tr><tr><td>Stop log net</td><td>Adult</td><td>net night</td><td>25 &times; 25 cm wood frames; 0.9 m hoops; 1.9 cm mesh</td></tr><tr><td>Fyke net</td><td>Adult</td><td>net night</td><td>0.9 m &times; 1.8 m frame with 15.2 m &times; 1.4 m lead, 1.8 to 3.8 cm bar mesh</td></tr><tr><td>Pound net</td><td>Adult</td><td>net night</td><td>Trap dimensions, 6.1 &times; 3.1 &times; 3.1 m; 100 m lead and wings</td></tr><tr><td>Trammel net</td><td>Adult</td><td>CPUE</td><td>Height, 1.8&ndash;3.6 m; Inner panel, 2.5&ndash;7.6 cm; Outer panel, 20&ndash;34 cm, varying set lengths</td></tr><tr><td>Gill net</td><td>Adult</td><td>CPUE</td><td>Height, 1.8&ndash;3.6 m; Mesh size range: 2.54&ndash;25.4 cm; Varying set lengths</td></tr></tbody></table>

ShareScore

36/100

Overall dataset sharing score

Score breakdown

These five areas show where the dataset supports — or may limit — practical reuse.

Stewardship
8
Harmonization
4
Access
16
Reuse readiness
8
Engagement
0

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