GLOVE: Global Plastic Ingestion Initiative

An open-access dashboard database providing science-based data on plastic ingestion by marine, freshwater, and terrestrial wildlife.
MP-SED

MP-SED is a microplastics database for sediment contamination and environmental monitoring research maintained by the U.S. Army Corps of Engineers.
NCEI Marine Microplastics Interactive Map and Database

An open database and web map tool from NOAA that providesd access to aggregated global data on microplastics in marine settings.
Atlas of Ocean Microplastics — Global Distribution Database

Global database mapping ocean microplastic occurrence from researchers and governments worldwide, with interactive 2D visualizations of survey locations an
PANGAEA — Earth & Environmental Data Publisher

Open-access repository archiving georeferenced environmental datasets including microplastics occurrence data across aquatic, terrestrial, and wastewater c
Plastic Prediction

A machine-learning model that predicts (rough estimates) of micro- and macro-plastic abundance in rivers prior to sampling.
Plastic Pirates
A European Citizen Science Campaign in which school clasess and youth groups collect plastic samples from streams and rivers and document their findings.
Marine Plastic Database

*Limited [semi-open] access* relational database for microplastics with controlled vocabulary and schema.
Mystic River Visual Trash Survey Citizen Science Data

Citizen science visual trash survey data conducted by Mystic River Watershed Association in Rhode Island, US.
Microplastics Data Crosswalk

Queryable and interactive Tableau dashboard for environmental microplastics monitoring data.