Search Results - "Nash, D. R."

Dynamic Wolbachia prevalence in Acromyrmex leaf‐cutting ants: potential for a nutritional symbiosis by ANDERSEN, S. B., BOYE, M., NASH, D. R., BOOMSMA, J. J.

“…Wolbachia are renowned as reproductive parasites, but their phenotypic effects in eusocial insects are not well understood. We used a combination of qrt‐PCR,…”
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Evidence that microgynes of Myrmica rubra ants are social parasites that attack old host colonies by Schär, S, Nash, D. R

“…Ant microgynes are miniaturized queen forms found together with normal queens (macrogynes) in species occurring across the ant phylogeny. Their role is not yet…”
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Dispersal and gene flow in the rare, parasitic Large Blue butterfly Maculinea arion by UGELVIG, L. V., ANDERSEN, A., BOOMSMA, J. J., NASH, D. R.

“…Dispersal is crucial for gene flow and often determines the long‐term stability of meta‐populations, particularly in rare species with specialized life cycles…”
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When every sperm counts: factors affecting male fertility in the honeybee Apis mellifera by Sturup, M., Baer-Imhoof, B., Nash, D. R., Boomsma, J. J., Baer, B.

“…Social insect males may operate at their physiological limits, which might explain why they depend on support from their sister helpers and never contribute…”
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The influence of life history dynamics and environment on the determination of year class strength in North Sea herring (Clupea harengus L.) by NASH, R. D. M., DICKEY-COLLAS, M.

“…The inter‐annual variability in year class strength (1976–2000) of North Sea herring (Clupea harengus) was investigated using Paulik diagrams based on survey…”
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A phylogenetic revision of the Glaucopsyche section (Lepidoptera: Lycaenidae), with special focus on the Phengaris–Maculinea clade by Ugelvig, L.V., Vila, R., Pierce, N.E., Nash, D.R.

“…[Display omitted] ► Butterflies of the Glaucopsyche section vary in food-plant and host-ant associations. ► To understand this life history diversity, we…”
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The importance of individual behaviour for successful settlement of juvenile plaice (Pleuronectes platessa L.): a modelling and field study in the eastern Irish Sea by FOX, C. J., MCCLOGHRIE, P., YOUNG, E. F., NASH, R. D. M.

“…To study the transport of plaice (Pleuronectes platessa L.) eggs and larvae in the eastern Irish Sea, we constructed a 3D‐baroclinic physical model and coupled…”
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Temperature-dependent development rates of cod Gadus morhua eggs by Geffen, A. J., Fox, C. J., Nash, R. D. M.

“…Temperature development relationships were determined for batches of Irish Sea cod Gadus morhua eggs incubated in flow‐through incubators. Hatching began 16·4…”
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Patterns of host ant use by sympatric populations of Maculinea alcon and M. 'rebeli' in the Carpathian Basin by Tartally, A, Nash, D. R, Lengyel, S, Varga, Z

“…Maculinea butterflies show social parasitism via obligatory myrmecophily as their larvae are adopted and raised to pupation by Myrmica ants. Suitable hosts…”
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Defining sustainable and precautionary harvest rates for data-limited short-lived stocks: a case study of sprat (Sprattus sprattus) in the English Channel by Walker, N D, Ouréns, R, Ball, J E, van der Kooij, J, Uriarte, A, White, J, Carpi, P, Schuchert, P, Nash, R D M

“…Abstract Empirical harvest control rules set catch advice based on observed indicators and are increasingly being used worldwide to manage fish stocks that…”
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Survival and growth of parasitic Maculinea alcon caterpillars (Lepidoptera, Lycaenidae) in laboratory nests of three Myrmica ant species by Nash, D. R., Als, T. D., Boomsma, J. J.

“…The Alcon blue butterfly ( Maculinea alcon ) parasitizes the nests of several Myrmica ant species. In Denmark, it uses M. rubra and M. ruginodis , but never M…”
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Mycobacterium immunogenum sp. nov., a novel species related to Mycobacterium abscessus and associated with clinical disease, pseudo-outbreaks and contaminated metalworking fluids: an international cooperative study on mycobacterial taxonomy by Wilson, RW, Steingrube, VA, Bottger, EC, Springer, B, Brown-Elliott, BA, Vincent, V, Jost, KC, Jr, Zhang, Y, Garcia, MJ, Chiu, SH, Onyi, GO, Rossmoore, H, Nash, DR, Wallace, RJ, Jr

“…RW Wilson, VA Steingrube, EC Bottger, B Springer, BA Brown-Elliott, V Vincent, KC Jost Jr, Y Zhang, MJ Garcia, SH Chiu, GO Onyi, H Rossmoore, DR Nash and RJ…”
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importance of protozooplankton as prey for copepods in the coastal areas of the central Irish Sea by Figueiredo, G. M, Montagnes, D. J. S, Nash, R. D. M

“…This study evaluates food supply for copepods, highlighting the trophic relationship between copepods and protozooplankton. To test the hypotheses that…”
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Effect of environmental drivers on the spatiotemporal distribution of mackerel at age in the Nordic Seas during 2010−20 by Ono, K, Katara, I, Eliasen, S K, Broms, C, Campbell, A, dos Santos Schmidt, T C, Egan, A, Hølleland, S N, Jacobsen, J A, Jansen, T, Mackinson, S, Mousing, E A, Nash, R D M, Nikolioudakis, N, Nnanatu, C, Nøttestad, L, Singh, W, Slotte, A, Wieland, K, Olafsdottir, A H

“…Abstract A joint spatio–temporal distribution model of mackerel (ages 3–10) was developed to investigate the age-based responses of mackerel to three…”
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Seasonal and interannual variation in abundance of Calanus finmarchicus (Gunnerus) and Calanus helgolandicus (Claus) in inshore waters (west coast of the Isle of Man) in the central Irish Sea by Nash, R. D. M., Geffen, A. J.

“…The seasonal and interannual variability in abundance of Calanus finmarchicus and Calanus helgolandicus in the Irish Sea was examined on the west side of the…”
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Temperature-dependent development rates of plaice (Pleuronectes platessa L.) eggs from the Irish Sea by Fox, C. J., Geffen, A. J., Blyth, R., Nash, R. D. M.

“…Experimentally derived temperature-dependent development rates for planktonic fish eggs are required for developing Individual Based Models (IBMs) of early…”
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Self-restraint and sterility in workers of Acromyrmex and Atta leafcutter ants by DIJKSTRA, M. B, NASH, D. R, BOOMSMA, J. J

“…Queens of leafcutter ants (Acromyrmex and Atta) are highly multiply mated, resulting in a potential queen-worker and worker-worker conflict over who should…”
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Quirky patterns in time-series of estimates of recruitment could be artefacts by Dickey-Collas, M, Hintzen, N T, Nash, R D M, Schon, P-J, Payne, M R

“…Abstract The accessibility of databases of global or regional stock assessment outputs is leading to an increase in meta-analysis of the dynamics of fish…”
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Skipped spawning in Northeast Arctic haddock Melanogrammus aeglefinus by Skjæraasen, J. E., Korsbrekke, K., Nilsen, T., Fonn, M., Kjesbu, O. S., Dingsør, G. E., Nash, R. D. M.

“…Large interannual fluctuations in the numbers of offspring joining a teleost population are common, yet factors affecting offspring production, a key driver of…”
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Fungus gardens of the leafcutter ant Atta colombica function as egg nurseries for the snake Leptodeira annulata by Baer, B, den Boer, S. P. A, Kronauer, D. J. C, Nash, D. R, Boomsma, J. J

“…Attine ants are well known for their mutualistic symbiosis with fungus gardens, but many other symbionts and commensals have been described. Here, we report…”
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