A crayfish plague caused by a water mould is devastating white-clawed crayfish in the River Maigue near Limerick, with locals reporting hundreds of deaths. Researchers are using environmental DNA to track the species and say reducing pollution could help remaining populations persist.

A large fish kill on a 30 km stretch of the River Blackwater in north County Cork has reportedly killed thousands of fish; Inland Fisheries Ireland estimates 8,000–10,000 wild fish, while local angling groups put mortality as high as 46,000. Preliminary sampling indicates fungal infection on many fish, but no evidence to date links the kill to a licensed discharge.

A humpback whale has been spotted in the Shannon Estuary for the first time, prompting authorities to ask ships to reduce speed to prevent potential collisions. The Irish Whale and Dolphin Group is monitoring the whale's unprecedented presence.

Avian influenza found in Black-headed seagulls in Limerick.

I saw an extreme amount of spittle bugs not only on grasses and plants but on flowers.

A walk in the woods behind Glanleam beach on Valentia Island for local man Alan Houlihan and his daughther, Muireann (Mimi) (5) on Sunday morning took a rather unusual twist when the pair spotted a walrus out on the rocks, just off the beach.

Ireland's highest temperature was reported at Shannon Airport, Co Clare on June 28 reaching a high of 32.0 °C, its highest since 1946. The summer of 2018 will be remembered for the scorching heatwave and drought conditions that affected the whole country.

The IWDG says a minimum of 16 beaked whale deaths were recorded along the North West coast of Ireland from Galway to Donegal between 3 and 22 August, 2018.