1. Fledging behaviour in colonial auks from the Alcini tribe: comparison of Little Auk Alle alle and Brünnich’s Guillemot Uria lomvia

   • Lech Stempniewicz

   Review Open access 09 June 2023 Pages: 689 - 705

   

2. Penguindex: a Living Planet Index for Pygoscelis species penguins identifies key eras of population change

   • Emma J. Talis
   • Christian Che-Castaldo
   • Heather J. Lynch

   Original Paper 08 June 2023 Pages: 707 - 718

   

3. Distribution patterns of selenium and its fractions in penguin and seal colony soil profiles in response to their population dynamics in maritime Antarctica

   • Yudie Shui
   • Wenjuan Ye
   • Renbin Zhu

   Original Paper 08 June 2023 Pages: 719 - 735

   

4. Complete life cycle of Parorchis trophoni sp. nov. (Digenea: Philophthalmidae) from the Southwestern Atlantic coast, Argentina, revealed by morphological and molecular data

   • Julia Inés Diaz
   • Sofía Capasso
   • Florencia Cremonte

   Original Paper 13 June 2023 Pages: 737 - 748

   

5. Phenology and reproductive biology of the southern rockhopper penguin (Eudyptes chrysocome chrysocome) at Isla Pingüino (Santa Cruz Province, Argentina)

   • Melisa Denise Lera
   • Melina Barrionuevo
   • Esteban Frere

   Original Paper 17 June 2023 Pages: 749 - 758

   

6. New observations on the Antarctic Asteromphalus darwinii/hookeri diatom species-complex (Asterolampraceae)

   • Gustaaf M. Hallegraeff
   • Karine Leblanc

   Original Paper Open access 21 June 2023 Pages: 759 - 772

   

7. Diversity of pollen grains transported from South America to the Antarctic Peninsula through atmospheric dispersal

   • Luiz Antonio Costa Rodrigues
   • Cláudia Barbieri Ferreira Mendonça
   • Vania Gonçalves-Esteves

   Original Paper 22 June 2023 Pages: 773 - 782

   

8. Diets of gadoid fish in Arctic waters of Svalbard fjords during the polar night

   • Lars-Henrik Larsen
   • Marine Cusa
   • Stig Falk-Petersen

   Original Paper Open access 23 June 2023 Pages: 783 - 799

   

9. Unraveling the enigmatic type D killer whale (Orcinus orca): mass stranding in the Magellan Strait, Chile

   • Daniela Haro
   • Olivia Blank
   • Miguel Cáceres

   Brief Report 08 June 2023 Pages: 801 - 807