@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:member . skos:narrower . skos:narrower . skos:altLabel "DSRV Alvin Net-1" , "DSRV Alvin Net-1"@en ; skos:broader , ; skos:definition "A pair of nets were mounted onto the front of DSRV Alvin for collecting planktobenthos at great depths. The mouth openings were D-shaped and hinged so that on descent and ascent of the submersible, the nets could be turned back away from the flow and would not filter. The Alvin arm was used by the pilot to open and close the net. The nets had 0.233 mm mesh [Wiebe and Benfield 2003 Plate 23 D]."@en ; skos:inScheme ; skos:notation "SDN:L22::NETT0034" ; skos:note "accepted"@en ; skos:prefLabel "Deep Submergence Rescue Vehicle Alvin Net-1 - Grice and Huelsemann (1970)"@en . skos:narrower . skos:narrower .