The Irish Naturalists’ Journal Volume 36, Part 2 (published 25 April 2019, print circulation June 2019)
- Distribution of Sea Buckthorn (Hippophae rhamnoides L.), an invasive species, in an Irish nature reserve and its relevance for birds.
- Live-trapping Irish Stoats (Mustela erminea hibernica).
- California Kingsnake (Lampropeltis californiae (Blainville)) discovered at Annagassan, Co. Louth, and a review of the occurrence and potential invasiveness of both native and non-native European snakes in Ireland.
- A review of Ochthebius nilssoni Hebauer (Coleoptera: Hydraenidae) in western Ireland including a first report from Lough Carra.
- Distribution of the Otter (Lutra lutra) in the River Bandon catchment, Co. Cork.
- Badger (Meles meles) numbers, territories, and other vertebrates at badger setts at Fota, Co. Cork in the late 20th Century.
- Distribution of the Otter (Lutra lutra) in the River Lee catchment, Co. Cork.
- Ramariopsis pulchella (Boud.) Corner, a basidiomycete fungus new to Ireland from Co. Wicklow (H20).
- The non-indigenous stonewort Nitella mucronata gracillima (A. Braun) Miquel (Chlorophyta: Characeae) established in Lough Derg, Co. Tipperary (H 9).
- The Summer Snowflake (Leucojum aestivum L.) population on the River Bandon, Co. Cork (H3 and H4).
- Chalk Feather-moss (Campylophyllum calcareum (Crundw. and Nyholm) Hedenäs), confirmed from Ireland.
- Alpine Rushwort (Marsupella alpina), a liverwort new to Ireland.
- A lost Irish crayfish lake.
- A new record of the Duck Mussel (Anodonta anatina) from County Cork.
- Vertigo pusilla Müller (Gastropoda: Vertiginidae), a whorl snail re-discovered in Northern Ireland after 120 years.
- First records of the Kidney Spot Ladybird (Chilocorus renipustulatus) (Coleoptera, Coccinellidae) in Ireland.
- Some additional notes on the life histories of Nemurella pictetii Klapálek and Brachyptera risi (Morton) (Plecoptera) in Ireland.
- The Maize Weevil (Sitophilus zeamais Motschulsky) (Coleoptera: Curculionidae) new to Ireland, outdoors in Co. Fermanagh.
- A second Irish record of Ptinus subpilosus Sturm (Coleoptera: Ptinidae), from south-east Galway.
- Honey Locust Podgall Midge (Dasineura gleditchiae) (Diptera: Cecidomyiidae) new to Ireland.
- Norellia spinipes (Meigen) (Diptera, Scathophagidae) new to Ireland.
- Thaumatogelis audax (Olivier) (Hymenoptera, Ichneumonidae) presence in Ireland confirmed.
- On the presence of Neocnemodon brevidens (Egger, 1865) in Ireland (Diptera: Syrphidae).
- A second Irish record of Aleochara ruficornis Gravenhorst (Coleoptera: Staphylinidae).
- The Horse-chestnut Leaf Miner (Cameraria ohridella Deschka and Demić) (Lepidoptera: Gracillariidae), arrives in Co. Clare.
- European Smelt (Osmerus eperlanus (L.)) captured by anglers in the Waterford Estuary.
- New records and updated fork length:weight ratio of Pilot Fish (Naucrates ductor (L.)) from Irish waters.
- Leucistic piebald Cuckoo Ray (Leucoraja naevus (Müller and Henle)) from the Irish Sea.
- Further records of leucistic Blonde Rays (Raja brachyura Lafont) from the Irish Sea.
- Predation by Great Black-backed Gulls (Larus marinus) on living stranded Short-beaked Common Dolphins (Delphinus delphis).
- Coypu (Myocastor coypus) confirmed as breeding in the wild in Ireland.
- Signs of Otter (Lutra lutra) and Mink (Neovison vison) in the University District of Cork City.
- Bowhead Whale (Balaena mysticetus Linnaeus), a cetacean species new to Irish waters.
- Remains of a Spiny Mouse (Acomys cahirinus) in Dublin.
- Maxillary teeth present in stranded female Sperm Whales (Physeter macrocephalus).
- First record of Lesser Horseshoe Bat (Rhinolophus hipposideros) in Co. Tipperary (H10).
- Records from the Irish Whale and Dolphin Group for 2017.
- Review of: ‘The River Liffey, History and Heritage’
- Review of: ‘The Burren’