Search Results - "Handley, Sean J."

Testing habitat suitability for shellfish restoration with small‐scale pilot experiments by Benjamin, Emilee D., Handley, Sean J., Jeffs, Andrew, Olsen, Louis, Toone, Trevyn A., Hillman, Jenny R.

“…The global loss in ecosystem engineers has initiated calls for restoration, which includes the UN declaration of 2021–2030 as the decade of ecosystem…”
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Addition of mussel shells enhance marine benthic biodiversity in two degraded coastal soft sediment ecosystems by Benjamin, Emilee D., Hale, Rachel, Handley, Sean J., Hillman, Jenny R., Jeffs, Andrew

“…The decline in coastal shellfish populations, attributed to anthropogenic stressors such as harvesting via dredging, can deplete the seabed of vital biogenic…”
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Biodiversity associated with restored small-scale mussel habitats has restoration decision implications by Benjamin, Emilee D., Handley, Sean J., Hale, Rachel, Toone, Trevyn A., Jeffs, Andrew, Hillman, Jenny R.

“…The global loss of marine ecosystem engineers has caused an unprecedented decline in biodiversity. Although wild shellfish habitats have been shown to support…”
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Aerial exposure and critical temperatures limit the survival of restored intertidal mussels by Benjamin, Emilee D., Toone, Trevyn A., Hillman, Jenny R., Handley, Sean J., Jeffs, Andrew

“…Site selection is one of the biggest challenges affecting coastal restoration success, and can be particularly difficult in the intertidal zone, where species…”
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Relative macrofaunal biomass reduced under an enriched salmon farm, Pelorus Sound, Aotearoa-New Zealand by Handley, Sean J., Morrisey, Don, Depree, Craig, Carter, Megan, Mejía Torres, Luis A.

“…We compared changes in the benthos associated with discharges from a salmon farm at a low-flow location in Pelorus Sound, Aotearoa-New Zealand to the Pearson…”
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Pilot study inspires community connections and informs restoration management by Benjamin, Emilee D., Toone, Trevyn A., Hillman, Jenny R., Wells, Ned, Handley, Sean J., Olsen, Louis, Alder, Al, Jeffs, Andrew

“…Our study, previously published in Conservation Science and Practice, highlights the use of small‐scale pilot experiments to understand habitat suitability for…”
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Assessment of scallop spat (Pecten novaezelandiae) transport, handling and tagging mortality for wild fishery enhancement, Golden Bay, New Zealand by Handley, Sean J., Brown, Stephen N., Tuck, Ian

“…•Scallop spat handling, emersion and immersion were tested for up to 6h.•Mortality associated with tagging was also tested.•Scallop spat were not susceptible…”
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Historical analyses of coastal marine sediments reveal land-based impacts on the benthos by Handley, Sean J., Horrocks, Mark, Willis, Trevor J., Bradley, Anna, Bury, Sarah, Brown, Julie, Northcote, Lisa

“…We document from a sediment core collected at 23 m water depth offshore of Separation Point on the northern coast of Aotearoa New Zealand’s South Island, 3000…”
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Matching and mismatching stable isotope (δ13C and δ15N) ratios in fin and muscle tissue among fish species: a critical review by Willis, Trevor J., Sweeting, Christopher J., Bury, Sarah J., Handley, Sean J., Brown, Julie C. S., Freeman, Debbie J., Cairney, Dan G., Page, Michael J.

“…Using non-lethal tissue sampling for stable isotope analysis has become standard in many fields, but not for fishes, despite being desirable when species are…”
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Successes and pitfalls of the aquaculture of the sponge Mycale hentscheli by Page, Michael J., Handley, Sean J., Northcote, Peter T., Cairney, Daniel, Willan, Richard C.

“…The aquaculture of sponges for the supply of pharmaceutical compounds is increasingly important as an intermediate step for drug development, especially in the…”
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The importance of benchmarking habitat structure and composition for understanding the extent of fishing impacts in soft sediment ecosystems by Handley, Sean J., Willis, Trevor J., Cole, Russell G., Bradley, Anna, Cairney, Daniel J., Brown, Stephen N., Carter, Megan E.

“…Trawling and dredge fisheries remove vulnerable fauna, homogenise sediments and assemblages, and break down biogenic habitats, but the full extent of these…”
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Aquaculture trials for the production of biologically active metabolites in the New Zealand sponge Mycale hentscheli (Demospongiae: Poecilosclerida) by Page, Michael J., Northcote, Peter T., Webb, Victoria L., Mackey, Steven, Handley, Sean J.

“…Genetically identical explants of the New Zealand marine sponge Mycale hentscheli were cultured in two different habitats at 7 m depth using subsurface mesh…”
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From ‘clean and green’ to ‘brown and down’: A synthesis of historical changes to biodiversity and marine ecosystems in the Marlborough Sounds, New Zealand by Urlich, Stephen C., Handley, Sean J.

“…Ecosystem-based management (EBM) is a potential antidote to the alleviation of multiple stressors in highly-valued and contested marine environments. An…”
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Historic and contemporary anthropogenic effects on granulometry and species composition detected from sediment cores and death assemblages, Nelson Bays, Aotearoa-New Zealand by Handley, Sean J., Swales, Andrew, Horrocks, Mark, Gibbs, Max, Carter, Megan, Ovenden, Ron, Stead, Jon

“…To effectively manage anthropogenic stressors causing widespread and pervasive habitat change, resource managers and policy makers require advice on priority…”
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Measuring efficiency and predicting optimal set durations of pots for blue cod Parapercis colias by Cole, Russell G, Alcock, Niki K, Tovey, Anna, Handley, Sean J

“…Continuous video recordings of entries and exits from blue cod Parapercis colias pots in central New Zealand showed that less than 8% of approaches to pot…”
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Matching and mismatching stable isotope ( delta super(13)C and delta super(15)N) ratios in fin and muscle tissue among fish species: a critical review by Willis, Trevor J, Sweeting, Christopher J, Bury, Sarah J, Handley, Sean J, Brown, Julie CS, Freeman, Debbie J, Cairney, Dan G, Page, Michael J

“…Using non-lethal tissue sampling for stable isotope analysis has become standard in many fields, but not for fishes, despite being desirable when species are…”
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Biology, ecology and trials of potential methods for control of the introduced ascidian Eudistoma elongatum (Herdman, 1886) in Northland, New Zealand by Page, Michael, Morrisey, Donald, Handley, Sean, Middleton, Crispin

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First record of the Australian ascidian Eudistoma elongatum in northern New Zealand by Smith, Peter J., Page, Mike, Handley, Sean J., McVeagh, S. Margaret, Ekins, Merrick

“…A colonial ascidian was first reported by marine farmers in Houhora Harbour, Northland, New Zealand in early 2005 and subsequently found on oyster racks in…”
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Larval development of Boccardia knoxi, a shell-infesting spionid polychaete by Handley, Sean J.

“…Larvae of Boccardia knoxi (Rainer) were reared in the laboratory after dissection from brood capsules extracted from the outer shell and perio-stracum of…”
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