405 species were observed and named – with possibly another name to come. It was a great team effort; many thanks to all who submitted records, stayed up late and/or got up early, and persisted with identifying or confirming unusual species!
A full report and photographs of the day: https://iwnhas.org/bioblitz-2018-the-results-are-in/
The final species list: Bioblitz Species List 2018