Name of the station



29 - Finistère


Observatory of the European institute for marine studies – University of Brest


Jacques GRALL (

WFD water mass

FRGC16 - Rade de Brest



48.2933 (WGS84)

-4.57995 (WGS84)

Start of the survey


Periodicity of the survey

Two times per year

Surveyed parameters

Benthic invertebrate macrofauna abundances (> 1 mm)


Organic matter

Neighbourhood of other NOS


Direct access to data



Related bibliography

Peña V., Bárbara I., Grall J., Maggs C. A. & Hall-Spencer J. M., 2014. The diversity of seaweeds on maerl in the NE Atlantic. Marine Biodiversity, 44 (4), 533–551. doi: 10.1007/s12526-014-0214-7

Dutertre M., Grall J., Ehrhold A. & Hamon D., 2015. Environmental factors affecting maerl bed structure in the temperate coastal areas of Brittany (France). European Journal of Phycology, 50 (4), 371–383. doi: 10.1080/09670262.2015.1063698

Gallon R. K., Lavesque N., Grall J., Labrune C., Grémare A., Bachelet G., Blanchet H., Bonifácio P., Bouchet V. M. P., Dauvin J.-C., Desroy N., Gentil F., Guérin L., Houbin C., Jourde J., Laurand S., Le Duff M., Le Garrec V., de Montaudouin X., Olivier F., Orvain F., Sauriau P.-G., Thiébaut É. & Gauthier O., 2017. Regional and latitudinal patterns of soft-bottom macrobenthic invertebrates along French coasts: Results from the RESOMAR database. Journal of Sea Research, 130, 96–106. doi: 10.1016/j.seares.2017.03.011

Le Garrec V., Grall J., Chevalier C., Guyonnet B., Jourde J., Lavesque N., Bonifácio P. & Blake J. A., 2017. Chaetozone corona (Polychaeta, Cirratulidae) in the Bay of Biscay: a new alien species for the North-east Atlantic waters? Journal of the Marine Biological Association of the United Kingdom, 97 (2), 433–445. doi: 10.1017/S0025315416000540

Boyé A., Thiébaut É., Grall J., Legendre P., Broudin C., Houbin C., Le Garrec V., Maguer M., Droual G. & Gauthier O., 2018. Drivers of polychaetes functional α- and β-diversity at regional scale: disentangling the role of biogenic habitats and environmental variability. PeerJ Preprints, 6. Communication at the 4th World Conference on Marine Biodiversity, Montréal, 13th–16th May 2018., e26760v1. doi: 10.7287/peerj.preprints.26760v1

Qui-Minet Z. N., Delaunay C., Grall J., Six C., Cariou T., Bohner O., Legrand E., Davoult D. & Martin S., 2018. The role of local environmental changes on maerl and its associated non-calcareous epiphytic flora in the Bay of Brest. Estuarine, Coastal and Shelf Science, 208, 140–152. doi: 10.1016/j.ecss.2018.04.032

Bernard G., Romero-Ramirez A., Tauran A., Pantalos M., Deflandre B., Grall J. & Grémare A., 2019. Declining maerl vitality and habitat complexity across a dredging gradient: insights from in situ sediment profile imagery (SPI). Scientific Reports, 9 (1). doi: 10.1038/s41598-019-52586-8

Boyé A., Thiébaut É., Grall J., Legendre P., Broudin C., Houbin C., Le Garrec V., Maguer M., Droual G. & Gauthier O., 2019. Trait-based approach to monitoring marine benthic data along 500 km of coastline. Diversity and Distributions, 25 (12), 1879–1896. doi: 10.1111/ddi.12987

Lavesque N., Hutchings P., Londoño-Mesa M. H., Nogueira J. M. M., Daffe G., Nygren A., Blanchet H., Bonifácio P., Broudin C., Dauvin J.-C., Droual G., Gouillieux B., Grall J., Guyonnet B., Houbin C., Humbert S., Janson A.-L., Jourde J., Labrune C., Lamarque B., Latry L., Le Garrec V., Pelaprat C., Pezy J.-P., Sauriau P.-G. & De Montaudouin X., 2021. The “Spaghetti Project”: the final identification guide to European Terebellidae (sensu lato) (Annelida, Terebelliformia). European Journal of Taxonomy, 782 (1), 108–156. doi: 10.5852/ejt.2021.782.1593