Paula Sobral

9.1k total citations · 5 hit papers
68 papers, 7.0k citations indexed

About

Paula Sobral is a scholar working on Pollution, Industrial and Manufacturing Engineering and Ecology. According to data from OpenAlex, Paula Sobral has authored 68 papers receiving a total of 7.0k indexed citations (citations by other indexed papers that have themselves been cited), including 51 papers in Pollution, 29 papers in Industrial and Manufacturing Engineering and 11 papers in Ecology. Recurrent topics in Paula Sobral's work include Microplastics and Plastic Pollution (48 papers), Recycling and Waste Management Techniques (29 papers) and Marine Bivalve and Aquaculture Studies (8 papers). Paula Sobral is often cited by papers focused on Microplastics and Plastic Pollution (48 papers), Recycling and Waste Management Techniques (29 papers) and Marine Bivalve and Aquaculture Studies (8 papers). Paula Sobral collaborates with scholars based in Portugal, United Kingdom and Spain. Paula Sobral's co-authors include João Frias, Joana Lia Ferreira, Vanessa Otero, Tânia R. Pereira, Joana Antunes, Amy Lusher, Matthew Cole, Natalie Welden, Filipa Bessa and Ana Ferreira and has published in prestigious journals such as The Science of The Total Environment, Scientific Reports and Environmental Pollution.

In The Last Decade

Paula Sobral

68 papers receiving 6.9k citations

Hit Papers

5 papers align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Sampling, isolating and identifying microplastics ingested by fish and invertebrates

2016 773 citations Paula Sobral et al. profile →
Ingestion of microplastics by commercial fish off the Portuguese coast

2015 765 citations Paula Sobral, Joana Lia Ferreira et al. Marine Pollution Bulletin profile →
Amberstripe scad Decapterus muroadsi (Carangidae) fish ingest blue microplastics resembling their copepod prey along the coast of Rapa Nui (Easter Island) in the South Pacific subtropical gyre

2017 539 citations Paula Sobral, Joana Lia Ferreira et al. The Science of The Total Environment profile →
Organic pollutants in microplastics from two beaches of the Portuguese coast

2010 498 citations João Frias, Paula Sobral et al. Marine Pollution Bulletin profile →
Occurrence of microplastics in commercial fish from a natural estuarine environment

2018 457 citations Filipa Bessa, João Frias et al. Marine Pollution Bulletin profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Paula Sobral Portugal	37	6.2k	4.6k	1.2k	807	765	68	7.0k
Elaine S. Fileman United Kingdom	20	4.7k 0.8×	3.2k 0.7×	1.2k 1.0×	890 1.1×	489 0.6×	37	5.5k
Lars Gutow Germany	28	7.7k 1.2×	5.6k 1.2×	1.5k 1.3×	1.1k 1.3×	652 0.9×	79	9.2k
Ian O’Connor Ireland	31	4.2k 0.7×	3.3k 0.7×	879 0.7×	485 0.6×	991 1.3×	94	5.9k
J.A. van Franeker Netherlands	31	5.6k 0.9×	3.7k 0.8×	767 0.6×	758 0.9×	922 1.2×	85	6.6k
E.M. Foekema Netherlands	22	4.1k 0.7×	2.7k 0.6×	821 0.7×	675 0.8×	1.0k 1.3×	58	4.6k
Salud Deudero Spain	43	4.5k 0.7×	2.3k 0.5×	770 0.7×	1.3k 1.6×	1.3k 1.7×	159	7.2k
Timothy J. Hoellein United States	32	3.8k 0.6×	2.7k 0.6×	794 0.7×	276 0.3×	265 0.3×	70	5.2k
Carme Alomar Spain	30	3.4k 0.5×	1.9k 0.4×	557 0.5×	824 1.0×	495 0.6×	65	3.7k
Maiju Lehtiniemi Finland	34	2.7k 0.4×	1.9k 0.4×	662 0.6×	668 0.8×	362 0.5×	103	5.2k
Rick Officer Ireland	17	3.1k 0.5×	2.5k 0.5×	715 0.6×	346 0.4×	283 0.4×	42	3.8k

Countries citing papers authored by Paula Sobral

Since Specialization

Citations

This map shows the geographic impact of Paula Sobral's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Paula Sobral with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Paula Sobral more than expected).

Fields of papers citing papers by Paula Sobral

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Paula Sobral. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Paula Sobral. The network helps show where Paula Sobral may publish in the future.

Co-authorship network of co-authors of Paula Sobral

This figure shows the co-authorship network connecting the top 25 collaborators of Paula Sobral. A scholar is included among the top collaborators of Paula Sobral based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Paula Sobral. Paula Sobral is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Sobral, Paula, et al.. (2025). Assessing ecotoxicity of plastic additives to apply in effect factors for Life Cycle Impact Assessment. The Science of The Total Environment. 967. 178836–178836. 2 indexed citations

Verones, Francesca, et al.. (2024). Physical properties of microplastics affecting the aquatic biota: A review. Environmental Advances. 17. 100566–100566. 8 indexed citations

Rubin‐Blum, Maxim, et al.. (2024). Community composition and seasonal dynamics of microplastic biota in the Eastern Mediterranean Sea. Scientific Reports. 14(1). 26131–26131. 7 indexed citations

Rodrigues, Clara F., Yasmina Rodríguez, João Frias, et al.. (2024). Microplastics in beach sediments of the Azores archipelago, NE Atlantic. Marine Pollution Bulletin. 201. 116243–116243. 11 indexed citations

Verones, Francesca, et al.. (2023). Ecotoxicity effect factors for plastic additives on the aquatic environment: a new approach for life cycle impact assessment. Environmental Pollution. 341. 122935–122935. 20 indexed citations

Figueiredo, Neusa, et al.. (2023). The geographical and seasonal effects on the composition of marine microplastic and its microbial communities: The case study of Israel and Portugal. Frontiers in Microbiology. 14. 1089926–1089926. 21 indexed citations

Antunes, Joana, Paula Sobral, Marta Martins, & Vasco Branco. (2023). Nanoplastics activate a TLR4/p38-mediated pro-inflammatory response in human intestinal and mouse microglia cells. Environmental Toxicology and Pharmacology. 104. 104298–104298. 24 indexed citations

Antunes, Joana, et al.. (2022). Distribution patterns of microplastics in subtidal sediments from the Sado river estuary and the Arrábida marine park, Portugal. Frontiers in Environmental Science. 10. 14 indexed citations

Bessa, Filipa, Vanessa Otero, Andrés Barbosa, et al.. (2021). Microplastics and other anthropogenic particles in Antarctica: Using penguins as biological samplers. The Science of The Total Environment. 788. 147698–147698. 91 indexed citations

10.

Andriolo, Umberto, et al.. (2020). Beach-dune morphodynamics and marine macro-litter abundance: An integrated approach with Unmanned Aerial System. The Science of The Total Environment. 749. 141474–141474. 60 indexed citations

11.

Andriolo, Umberto, Gil Gonçalves, Filipa Bessa, & Paula Sobral. (2020). Mapping marine litter on coastal dunes with unmanned aerial systems: A showcase on the Atlantic Coast. The Science of The Total Environment. 736. 139632–139632. 80 indexed citations

12.

Martins, Marta, et al.. (2018). An assessment of the ability to ingest and excrete microplastics by filter-feeders: A case study with the Mediterranean mussel. Environmental Pollution. 245. 600–606. 122 indexed citations

13.

Kroon, Frederieke J., et al.. (2018). A workflow for improving estimates of microplastic contamination in marine waters: A case study from North-Western Australia. Environmental Pollution. 238. 26–38. 109 indexed citations

14.

Antunes, Joana, João Frias, & Paula Sobral. (2018). Microplastics on the Portuguese coast. Marine Pollution Bulletin. 131(Pt A). 294–302. 96 indexed citations

15.

Sobral, Paula, et al.. (2015). Ingestion of microplastics by commercial fish off the Portuguese coast. Marine Pollution Bulletin. 101(1). 119–126. 765 indexed citations breakdown →

16.

Frias, João, Vanessa Otero, & Paula Sobral. (2014). Evidence of microplastics in samples of zooplankton from Portuguese coastal waters. Marine Environmental Research. 95. 89–95. 357 indexed citations

17.

Sobral, Paula, et al.. (2011). Plastic marine debris on the Portuguese coastline: A matter of size?. Marine Pollution Bulletin. 62(12). 2649–2653. 240 indexed citations

18.

Sobral, Paula, et al.. (2009). Bioturbation and Erodibility of Sediments from the Tagus Estuary. 1429–1433. 9 indexed citations

19.

Inácio, João, et al.. (2003). Characterisation and classification of phylloplane yeasts from Portugal related to the genus and description of five novel species. FEMS Yeast Research. 4(4-5). 541–555. 26 indexed citations

20.

Sobral, Paula, Pia Parolin, & Ulrich Saint‐Paul. (2003). Otolith microstructure analysis for age determination of the Amazon characid Triportheus albus. Max Planck Institute for Plasma Physics. 17. 437–449. 1 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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