Blar i Publikasjoner fra CRIStin - SINTEF Ocean på forfatter "Grimaldo, Eduardo"
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Alternative materialer til plast brukt i snurrevadtau og trålmatter
Alvestad, Anja Helene; Grimaldo, Eduardo; Lilleng, Grethe; Syversen, Tore; Vollstad, Jørgen; Johnsen, Hilde Rødås (SINTEF Ocean rapporter;2023:01024 A, Research report, 2023-10-30)Dette prosjektet studerte ulike løsninger for å redusere effekten av slitasje fra fossilbasert, ikke-nedbrytbare plastmaterialer som brukes i snurrevad og trålmatter. Prosjektet testet ulike natur-, syntetiske og biologisk ... -
Artsselektiv snurrevad - Utvikling av fangstbegrensende innretninger til snurrevadfisket
Vollstad, Jørgen; Grimaldo, Eduardo; Sistiaga, Manu Berrondo; Rindahl, Lasse; Gjøsund, Svein Helge (SINTEF Fiskeri og Havbruk;A27397, Research report, 2014-10-03)Vinteren 2013 fikk SINTEF i samarbeid med fiskebåtrederiet Tustern AS og redskapsleverandøren NOFI AS støtte fra Regionalt Forskningsfond Nord-Norge (RFFNord) til å gjennomføre et innovasjonsprosjekt på snurrevad. I ... -
Bycatch reduction in the deep-water shrimp (Pandalus borealis) trawl fishery with a large mesh top panel
Cerbule, Kristine; Jacques, Nadine; Pettersen, Hermann; Ingólfsson, Ólafur Arnar; Herrmann, Bent; Grimaldo, Eduardo; Larsen, Roger B.; Brinkhof, Jesse; Sistiaga, Manu; Lilleng, Dagfinn; Brčić, Jure (Peer reviewed; Journal article, 2021)In the Northeast Atlantic deep-water shrimp (Pandalus borealis) trawl fishery, the bycatch of juvenile fish and shrimp represents a problem. This study evaluated if inserting a 200 mm mesh size top-panel in the last three ... -
Can biodegradable materials reduce plastic pollution without decreasing catch efficiency in longline fishery?
Cerbule, Kristine; Grimaldo, Eduardo; Herrmann, Bent; Larsen, Roger B.; Brčić, Jure; Vollstad, Jørgen (Peer reviewed; Journal article, 2022)Longlining is a widely used fishing method. During longline fishing, some of the snoods connecting the hooks to the mainline are often lost at sea. Since snoods are made of nylon or polyester, lost snoods contribute to ... -
Catch Efficiency of Groundgears in a Bottom Trawl Fishery: A Case Study of the Barents Sea Haddock
Larsen, Roger B.; Herrmann, Bent; Brinkhof, Jesse; Grimaldo, Eduardo; Sistiaga, Manu Berrondo; Tatone, Ivan (Journal article; Peer reviewed, 2018-10-10)The catch efficiency of two types of groundgear—a conventional rockhopper and a new type of groundgear called the semicircular spreading gear (SCSG)—was investigated through experimental fishing for Haddock Melanogrammus ... -
Catch Efficiency of Groundgears in a Bottom Trawl Fishery: A Case Study of the Barents Sea Haddock
Larsen, Roger B.; Herrmann, Bent; Brinkhof, Jesse; Grimaldo, Eduardo; Sistiaga, Manu Berrondo; Tatone, Ivan (Journal article; Peer reviewed, 2018-10-10)The catch efficiency of two types of groundgear—a conventional rockhopper and a new type of groundgear called the semicircular spreading gear (SCSG)—was investigated through experimental fishing for Haddock Melanogrammus ... -
Combination of a sorting grid and a square mesh panel to optimize size selection in the North-East Arctic cod (Gadus morhua) and redfish (Sebastes spp.) trawl fisheries
Sistiaga, Manu Berrondo; Herrmann, Bent; Grimaldo, Eduardo; Larsen, Roger B.; Olsen, Leonore; Brinkhof, Jesse; Tatone, Ivan (Journal article; Peer reviewed, 2017-11)Sorting grids and square mesh panels are the two most-applied technical devices to supplement codend size- and species-selection in demer- sal trawls. In the Barents Sea gadoid fishery, the compulsory size-selectivity ... -
Comparison of fishing efficiency between biodegradable gillnets and conventional nylon gillnets
Grimaldo, Eduardo; Herrmann, Bent; Su, Biao; Føre, Heidi Moe; Vollstad, Jørgen; Olsen, Leonore; Larsen, Roger B.; Tatone, Ivan (Journal article; Peer reviewed, 2019-05)Gillnets made of a new biodegradable resin (polybutylene succinate co-adipate-co-terephthalate (PBSAT) were tested under commercial fishing conditions to compare their fishing performance with that of conventional nylon ... -
Comparison of the efficiency and modes of capture of biodegradable versus nylon gillnets in the Northeast Atlantic cod (Gadus morhua) fishery
Cerbule, Kristine; Herrmann, Bent; Grimaldo, Eduardo; Larsen, Roger B.; Savina, Esther; Vollstad, Jørgen (Peer reviewed; Journal article, 2022) -
Effect of gear soak time on size selection in the snow crab pot fishery
Olsen, Leonore; Herrmann, Bent; Sistiaga, Manu Berrondo; Grimaldo, Eduardo (Journal article; Peer reviewed, 2019-06)In the commercial pot fishery for snow crab (Chionocetes opilio), size selection by the pots is important for reducing catch sorting and unintended mortality. In addition to mesh size and shape, selection in the pots relies ... -
Effect of gillnet twine thickness on capture pattern and efficiency in the Northeast-Arctic cod (Gadus morhua) fishery
Brinkhof, Ilmar; Herrmann, Bent; Larsen, Roger B.; Brinkhof, Jesse; Grimaldo, Eduardo; Vollstad, Jørgen (Journal article; Peer reviewed, 2023)Gillnets are among the most common fishing gears worldwide. They are often made of thin twine, which is prone to wear and tear, limiting the lifespan of the gillnet. This increases gillnet turnover, and consequently increased ... -
Effect of lifting the sweeps on bottom trawling catch efficiency on the Northeast arctic cod trawl fishery
Sistiaga, Manu Berrondo; Grimaldo, Eduardo; Herrmann, Bent; Larsen, Roger B.; Tatone, Ivan (SINTEF Fiskeri og havbruk;A26220, Research report, 2014-07-01)Fuel consumption and environmental concerns have led bottom trawlers fishing for cod (Gadus morhua) in the Barents Sea to use semi-pelagic doors. However, this change may affect fish herding and consequently the catch ... -
Effect of pot design on the catch efficiency of snow crabs (Chionoecetes opilio) in the Barents Sea fishery
Olsen, Leonore; Herrmann, Bent; Grimaldo, Eduardo; Sistiaga, Manu Berrondo (Journal article; Peer reviewed, 2019-07-18)The snow crab (Chioneocetes opilio) fishery in the Barents Sea is carried out by large offshore vessels, as the fishing grounds are located far from shore and the gear must be transported back and forth over long distances. ... -
Effect of using biodegradable PBSAT gillnets on the Catch efficiency and quality of Greenland halibut (Reinhardtius hippoglossoides)
Grimaldo, Eduardo; Herrmann, Bent; Tveit, Guro Møen; Vollstad, Jørgen; Schei, Marte (Journal article; Peer reviewed, 2018-12-27)The effect of using biodegradable polybutylene succinate co‐adipate‐co‐terephthalate (PBSAT) gill nets on the relative catch efficiency was assessed in a commercial gill‐net fishery targeting Greenland Halibut Reinhardtius ... -
Fangstoperasjon og fiskekvalitet Tokt med snurrevadfartøyet Harhaug mars 2012
Digre, Hanne; Sistiaga, Manu Berrondo; Grimaldo, Eduardo; Schei, Marte (SINTEF Fiskeri og havbruk rapporter;A25246, Research report, 2013-10-16)Målsettingen med toktet var å undersøke hvordan de forskjellige delene i nota beveger seg under fangstprosessen i snurrevadfiske, og hvordan dette påvirker overlevelse, stressnivå og fangstskader på fisken. I tillegg var ... -
The fate of conventional and potentially degradable gillnets in a seawater-sediment system
Brakstad, Odd Gunnar; Sørensen, Lisbet; Hakvåg, Sigrid; Føre, Heidi Moe; Su, Biao; Aas, Marianne; Ribicic, Deni; Grimaldo, Eduardo (Peer reviewed; Journal article, 2022)Abandoned gillnets in the marine environment represent a global environmental risk due to the ghost fishing caused by the nets. Degradation of conventional nylon gillnets was compared to that of nets made of poly- butylene ... -
Field demonstration of a novel towed, area bubble-plume zooplankton (Calanus sp.) harvesting approach
Grimaldo, Eduardo; Leifer, Ira; Gjøsund, Svein Helge; Larsen, Roger B.; Jeuthe, Henrik (SINTEF Fiskeri og havbruk rapporter;A103038, Research report, 2010-05-25)This paper presents field experiment results of using a new technology to harvest copepods (Calanus sp.) in the ocean by bubble upwelling. Two largo-scale bubble rafts, a 21 m2 and a flexible 75 m2 bubble raft with tow ... -
Fishing efficiency of biodegradable PBSAT gillnets and conventional nylon gillnets used in Norwegian cod (Gadus morhua)and saithe (Pollachius virens)fishery.
Grimaldo, Eduardo; Herrmann, Bent; Vollstad, Jørgen; Su, Biao; Føre, Heidi Moe; Larsen, Roger B.; Tatone, Ivan (Journal article; Peer reviewed, 2018-09-10)Fishing trials were carried out to compare the relative fishing efficiency of gillnets made of a new biodegradable resin (polybutylene succinate co-adipate-co-terephthalate, PBSAT) with conventional (nylon) nets. The fishing ... -
FishTech 2012 Utfordringer og muligheter med trål som fiskeredskap
Henriksen, Kristian; Grimaldo, Eduardo (SINTEF Fiskeri og havbruk;A23708, Research report, 2012-12-04)Fiskeri og havbruksnæringens forskningsfond (FHF), Norges forskningsråd/MAROFF, Innovasjon Norge, Fiskeri- og kystdepartementet og Fiskebåtredernes forbund, en dialogkonferanse med fokus på redskapsutvikling innen fiskeflåten. ... -
Flytetrålfiske etter hvitfisk: Seleksjon i ekstrem høy tetthet av fisk - Rapport fra tokt med tråleren "Ramoen" 19.oktober - 30.oktober 2011
Sistiaga, Manu Berrondo; Grimaldo, Eduardo (SINTEF Fiskeri og havbruk rapporter;A23178, Research report, 2012-06-30)Formålet med dette toktet var å vurdere seleksjon av tre seleksjonssystemet under svært høy tetthet av pelagisk fisk og med store fangst. Vi testet en T90 sekk, en 135 mm sekk med 130 mm Exit Window (EW), og en 55m fleksirist ...