Patrick M. Erwin



UNC Wilmington

MAIN Research Interests


  1. 1.Moitinho-Silva L, Nielsen S, Amir A, Gonzalez A, Ackermann GL, Cerrano C, Astudillo-Garcia C, Easson C, Sipkema D, Liu F, Steinert G, Kotoulas G, McCormack GP; Feng G; Bell JJ; Vicente J; Björk JR; Montoya JM; Olson JB; Reveillaud J; Steindler L; Pineda M.C.; Marra M.V.; Ilan M.; Taylor M.W; Polymenakou P; Erwin PM; Schupp PJ; Simister RL; Knight R; Thacker RW; Costa R; Hill RT; Lopez-Legentil S; Dailianis T; Ravasi T; Hentschel U; Li Z; Webster NS; Thomas T (2017) The sponge microbiome project. GigaScience 6:1-7

  2. 2.Evans JS, Erwin PM, Shenkar N, Lopez-Legentil S (2017) Introduced ascidian species harbor highly diverse and host-specific microbial assemblages. Scientific Reports 7: 11033

  3. 3.Erwin PM, Rhodes RG, Kiser KB, Keenan-Bateman TF, McLellan WA, Pabst DA (In Press) High diversity and unique composition of gut microbiomes in pygmy (Kogia breviceps) and dwarf (K. sima) sperm whales. Scientific Reports 7: 7205

  4. 4.Gantt SE, Lopez-Legentil S, Erwin PM (2017) Stable microbial communities in the sponge Crambe crambe from inside and outside a polluted Mediterranean harbor. FEMS Microbiology Letters 364: fnx105

  5. 5.Weigel BL, Erwin PM (2017) Effects of reciprocal transplantation on the microbiome and putative nitrogen cycling functions of the intertidal sponge, Hymeniacidon heliophila. Scientific Reports 7: 43247

  6. 6.Marino CM, Pawlik JR, Lopez-Legentil S, Erwin PM (2017) Latitudinal variation in the microbiome of the sponge Ircinia campana correlates with host haplotype but not anti-predatory chemical defense. Marine Ecology Progress Series 565: 53-66

  7. 7.Riesgo A, Perez-Portela R, Pita L, Blasco G, Erwin PM, Lopez-Legentil S (2016) Population structure and connectivity in the Mediterranean sponge Ircinia fasciculata are affected by mass mortalities and hybridization. Heredity 117(6): 427-439

  8. 8.Thomas T, Moitinho-Silva L, Lurgi M, Björk JR, Easson C, Astudillo C, Olson JB, Erwin PM, Lopez-Legentil S, Luter H, Chaves-Fonnegra A, Costa R, Schupp P, Steindler L, Erpenbeck D, Gilbert J, Knight R, Ackerman G, Lopez JV, Taylor MW, Thacker RW, Montoya JM, Hentschel U, Webster N (2016) Diversity, structure and convergent evolution of the global sponge microbiome. Nature Communications 7: 11870

  9. 9.Erwin PM, Coma R, Lopez-Sendino P, Serrano E, Ribes M (2016) Stable symbionts across the HMA-LMA dichotomy: Low seasonal and inter-annual variation in sponge-associated bacteria from taxonomically diverse hosts. FEMS Microbiology Ecology  91(10):fiv115

  10. 10.Lopez-Legentil S, Turon X, Erwin PM (2016) Feeding cessation alters host morphology and bacterial communities in the ascidian Pseudodistoma crucigaster. Frontiers in Zoology 13:2

  11. 11.Weigel BL, Erwin PM (2016) Intraspecific variation in microbial symbiont communities of the sun sponge, Hymeniacidon heliophila, from intertidal and subtidal habitats. Applied and Environmental Microbiology 82(2): 650-658

  12. 12.Lopez-Legentil S, Erwin PM, Turon M, Oded Y (2015) Diversity of fungi isolated from three temperate ascidians. Symbiosis 66(2): 99-106

  13. 13.Lopez-Legentil S, Turon X, Espluga R, Erwin PM (2015) Temporal stability of bacterial symbionts in a temperate ascidian. Frontiers in Microbiology 6: 1022

  14. 14.Pawlik JR, McMurray SE, Erwin P, Zea S (2015) No evidence for food limitation of Caribbean reef sponges: Reply to Slattery & Lesser. Marine Ecology Progress Series 527: 281-284

  15. 15.Lopez-Legentil S, Legentil ML, Erwin PM, Turon X (2015) Harbor networks as introduction patchworks: contrasting distribution patterns of native and introduced ascidians. Biological Invasions 17: 1623-1638

  16. 16.Pawlik JR, McMurray SE, Erwin P, Zea S (2014) A review of evidence for food limitation of sponges on Caribbean reefs. Marine Ecology Progress Series 519:265-283

  17. 17.Zhang F, Pita L, Erwin PM, Abaid S, Lopez-Legentil S, Hill R (2014) Symbiotic archaea in marine sponges show stability and host specificity in community structure and ammonia oxidation functionality. FEMS Microbiology Ecology 90(3): 699-707

  18. 18.Burgsdorf I, Erwin PM, Lopez-Legentil S, Cerrano C, Haber M, Frenk S, Steindler L (2014) Biogeography rather than association with cyanobacteria structures symbiotic microbial communities in the marine sponge Petrosia ficiformis. Frontiers in Microbiology 5(529): 1-11

  19. 19.Riesgo A, Blasco G, Erwin PM, Pérez-Portela R, Lopez-Legentil S (2014) Optimization of fourteen microsatellite loci in a Mediterranean demosponges subjected to population decimation, Ircinia fasciculata. Conservation Genetic Resources 6: 301-303

  20. 20.Erwin PM, Pineda MC, Webster N, Turon X, Lopez-Legentil S (2014) Down under the tunic: Bacterial biodiversity hotspots and widespread ammonia-oxidizing Archaea in coral reef ascidians. The ISME Journal 8: 575-588

  21. 21.Pita L, Erwin PM, Turon X, Lopez-Legentil S (2013) Till death do us part: Stable sponge-bacteria associations under thermal and food shortage stresses. PLoS ONE 8(11): e80307

  22. 22.Pita L, Turon X, Lopez-Legentil S, Erwin PM (2013) Host rules: Spatial stability of bacterial communities associated with Ircinia spp. in the Western Mediterranean Sea. FEMS Microbiology Ecology 86: 268-276

  23. 23.Turon X, Garriga A, Erwin PM (2013) Lights and shadows: Growth patterns in three sympatric and congeneric species (Ircinia spp.) with contrasting abundances of photosymbionts. Marine Biology 160(10): 2743-2754

  24. 24.Pita L, Lopez-Legentil S, Erwin PM (2013) Biogeography and host-specificity of bacterial communities in Ircinia spp. from the Bahamas. Microbial Ecology 66: 437-447

  25. 25.Erwin PM, Pineda MC, Webster N, Turon X, Lopez-Legentil S (2013) Small core communities and high variability in bacteria associated with the introduced ascidian Styela plicata. Symbiosis 59(1): 35-46

  26. 26.Lopez-Legentil S, Erwin PM, Velasco M, Turon X (2013) Growing or reproducing in a temperate sea: Optimization of resource allocation in a colonial ascidian. Invertebrate Biology 132(1): 69-80

  27. 27.Hirose E, Turon X, Lopez-Legentil S, Erwin PM, Hirose M (2012) First records of didemnid ascidians harboring Prochloron from the Caribbean Panama: Genetic relationships between Caribbean and Pacific photosymbionts and host ascidians. Systematics and Biodiversity 10(4): 435-445

  28. 28.Erwin PM, Pita L, Lopez-Legentil S, Turon X (2012) Stability of sponge-bacteria symbioses over large seasonal shifts in temperature and irradiance. Applied and Environmental Microbiology 78(20): 7358-7368

  29. 29.Erwin PM, Lopez-Legentil S, Turon X (2012) Ultrastructure, molecular phylogenetics and chlorophyll a content of novel cyanobacterial symbionts in temperate sponge hosts. Microbial Ecology 64: 771-783

  30. 30.Erwin PM, López-Legentil S, Gonzalez-Pech R, Turon X (2012) A specific mix of generalists: Bacterial symbionts in Mediterranean Ircinia spp. FEMS Microbiology Ecology 79: 619-637

  31. 31.Erwin PM, Olson JB, Thacker RW (2011) Phylogenetic diversity, host-specificity and community profiling of sponge-associated bacterial communities in the northern Gulf of Mexico. PLoS ONE 6(11): e26806

  32. 32.Erwin PM (2011) Corporate codes of conduct: The effects of code content and quality on ethical performance. Journal of Business Ethics 99(4): 535-548

  33. 33.Erwin PM, López-Legentil S, Schuhmann PW (2010) The pharmaceutical value of marine biodiversity for anti-cancer drug discovery.  Ecological Economics 70: 445-451

  34. 34.Erwin PM, Szmant AM (2010) Settlement induction of Acropora palmata planulae by a GLW-amide neuropeptide. Coral Reefs 29(4): 929-939

  35. 35.López-Legentil S, Erwin PM, Pawlik JR, Song B (2010) Effects of sponge bleaching on ammonia-oxidizing Archaea: Distribution and relative expression of ammonia monooxygenase genes associated with the barrel sponge Xestospongia muta. Microbial Ecology 60: 561-571

  36. 36.López-Legentil S, Erwin PM, Henkel TP, Pawlik JR (2010) Phenotypic plasticity in the sponge Callyspongia vaginalis (Porifera; Haplosclerida): Morphological and molecular data. Scientia Marina 74(3): 445-453

  37. 37.Erwin PM, Song B, Szmant AM (2009) Settlement behavior of Acropora palmate planulae: Effects of biofilm age and crustose coralline algal cover. Proceedings of the 11th International Coral Reef Symposium, pp. 1219-1224

  38. 38.Erwin PM, Thacker RW (2008) Cryptic diversity of the symbiotic cyanobacterium Synechococcus spongiarum among sponge hosts. Molecular Ecology 17(12): 2937-2947

  39. 39.Erwin PM, Thacker RW (2008) Phototrophic nutrition and symbiont diversity of two Caribbean sponge-cyanobacteria symbioses. Marine Ecology Progress Series 362: 139-147

  40. 40.Erwin PM, Thacker RW (2007) Incidence and identity of photosynthetic symbionts in Caribbean coral reef sponge assemblages. Journal of the Marine Biological Association of the UK 87(6): 1683-1692

  41. 41.Erwin PM, Thacker RW (2007) Phylogenetic analyses of marine sponges within the order Verongida: A comparison of morphological and molecular data. Invertebrate Biology 126(3): 220-234

  42. 42.Thacker RW, Diaz MC, Rützler K, Erwin PM, Kimble SJA, Pierce MJ, Dillard SL (2007) Phylogenetic relationships among the filamentous cyanobacterial symbionts of Caribbean sponges and a comparison of photosynthetic production between sponges hosting filamentous and unicellular cyanobacteria.  In: Custódio MR, Lôbo-Hajdu G, Hajdu E, and Muricy G (eds). Porifera research: biodiversity, innovation and sustainability. Série Livros 28.  Museu Nacional, Rio de Janeiro, pp. 621-626

*Above are links to PDF reprints of journal articles. These are for internal use by University of North Carolina Wilmington students and faculty. By downloading these papers, the user accepts all responsibility for their reproduction and dissemination.

Ongoing Projects

NSF OCE 1558580

Testing the sponge-loop hypothesis for Caribbean coral reefs

PIs: C. Finelli, J. Pawlik & P.M. Erwin

UNCW Charles L Cahill Award

Microbial symbionts and marine bioinvasions: Contribution of the ascidian microbiome to the ecology and invasive potential of introduced species in North Carolina

PIs: S. Lopez-Legentil & P.M. Erwin

Spanish Government CTM2013-43287-P

Evolutionary implications, ecological roles, and vulnerability to ocean changes of marine symbioses

PIs: M.J Uriz & D. Martin. WEB