@prefix cpm: . @prefix dc: . @prefix dcat: . @prefix dce: . @prefix dct: . @prefix grg: . @prefix iop: . @prefix ns0: . @prefix ns1: . @prefix owl: . @prefix pav: . @prefix prov: . @prefix puv: . @prefix qudt: . @prefix rdf: . @prefix rdfs: . @prefix reg: . @prefix semapv: . @prefix skos: . @prefix sssom: . @prefix void: . skos:altLabel "CPR" , "CPR"@en ; skos:broader , ; skos:definition "Construction is a 1.27 cm on side square mouth opening (originally 10.1 cm diameter) high-speed (12 to 17 knots) towed body collecting plankton on gauze (22.9 cm wide and 23.6 meshes per cm) rolls. The body is 50 cm wide x 50 cm tall x 100 cm long. A propellor drives the rollers winding up the gauze. The system is normally towed at 10 m depth at speeds up to 20 ktnos [Wiebe and Benfield 2003 Plate 19 A, B]."@en ; skos:inScheme ; skos:notation "SDN:L22::NETT0026" ; skos:note "accepted"@en ; skos:prefLabel "Continuous Plankton Recorder - Hardy (1926, 1936); Glover (1962)"@en . skos:member . skos:narrower . skos:narrower . skos:narrower . skos:narrower .