The New Scientist reports:-

“Are we witnessing an insect apocalypse? It is complicated. The longest running study of insect populations in the world shows that the total mass of moths in Great Britain is double what it was in the 1960s, but has been declining by around 10 per cent a decade since the 1980s. This probably reflects what has happened to other kinds of insects, too. …. ”

https://www.newscientist.com/article/2227154-insect-biomass-in-britain-falling-but-may-still-be-double-1960s-level/#ixzz6Ktbedm2V

https://www.newscientist.com/article/2241413-reports-of-an-insect-apocalypse-are-overblown-but-still-concerning/?utm_source=NSDAY&utm_campaign=2b849f7e58-NSDAY_270420&utm_medium=email&utm_term=0_1254aaab7a-2b849f7e58-373938547

https://science.sciencemag.org/content/368/6489/417