Fish Data Ruler Data Logger allowing convenient positioning while keeping

allowing convenient positioning while keeping the display easily accessible

5 in) Overall Length 21

HOLD feature

and overstory density

and laboratory professionals

Fish Data Ruler Data Logger allowing convenient positioning while keepingProduct Code: FR1 The FR1 Fish Data Ruler is a professional grade measuring ruler designed for fisheries biologists, hatchery personnel, field researchers, observers and environmental consultants who require accurate fish length measurements under demanding field conditions. Measuring 100 cm in length, the ruler is manufactured from non reflective, non glare plastic that is both waterproof and weatherproof, making it ideal for use in wet environments