1. Effects of chemical cues from two piscine predators, natal predator regime, and time since cue introduction, on the movements of aquatic isopods (Caecidotea communis)

   • Elizabeth C. Long
   • Erika V. Iyengar

   Primary Research Paper 01 October 2021 Pages: 1 - 12

   

2. Optimum water depth for restoration of Bolboschoenus planiculmis in wetlands in semi-arid regions

   • Yu An
   • Tiejun Song
   • Bo Liu

   Primary Research Paper 04 October 2021 Pages: 13 - 28

   

3. Genetic differentiation and gene flow of the Amazonian catfish Pseudoplatystoma punctifer across the Madeira River rapids prior to the construction of hydroelectric dams

   • Antonio Saulo Cunha-Machado
   • Izeni Pires Farias
   • Jacqueline da Silva Batista

   Primary Research Paper 25 October 2021 Pages: 29 - 46

   

4. Population genetics meets phylogenetics: new insights into the relationships among members of the genus Euthynnus (family Scombridae)

   • Judith Ollé
   • Laura Vilà-Valls
   • Jordi Viñas

   Primary Research Paper Open access 07 October 2021 Pages: 47 - 62

   

5. Impact of Nitellopsis obtusa (Desv.) J. Groves, a regionally alien and invasive charophyte, on macrophyte diversity in the species native range

   • Mariusz Pełechaty
   • Bazargul Zhapparova
   • Andrzej Pukacz

   Primary Research Paper Open access 06 October 2021 Pages: 63 - 76

   

6. A proposal for the equivalence between the rates of net photosynthesis and growth rate constants for submerged aquatic plants

   • Luana Lume Yoshida
   • Leandro Silveira Andrade Valletta
   • Irineu Bianchini Jr.

   Primary Research Paper 05 October 2021 Pages: 77 - 88

   

7. Molecular data elucidate cryptic diversity within the widespread Threadfin Shad (Dorosoma petenense: Clupeidae) across the Nearctic and Northern Neotropics

   • Diego J. Elías
   • Caleb D. McMahan
   • Kyle R. Piller

   Primary Research Paper 09 October 2021 Pages: 89 - 111

   

8. The value of artificial farm ponds to Australian eastern long-necked turtles

   • Bruce C. Chessman

   Primary Research Paper 06 October 2021 Pages: 113 - 120

   

9. Exotic predatory fish reduce amphibian reproduction at wetlands in an urbanising landscape

   • Andrew J. Hamer

   Primary Research Paper 26 October 2021 Pages: 121 - 139

   

10. UVB radiation enhances the toxic effects of three organophosphorus insecticides on tadpoles from tropical anurans

    • Liliana M. Henao
    • Jonh J. Mendez
    • Manuel H. Bernal

    Primary Research Paper 27 October 2021 Pages: 141 - 153

    

11. Fresh insights into Mediterranean biodiversity: environmental DNA reveals spatio-temporal patterns of stream invertebrate communities on Sicily

    • Kamil Hupało
    • Saskia Schmidt
    • Florian Leese

    Primary Research Paper Open access 10 November 2021 Pages: 155 - 173

    

12. Rainfall governs picocyanobacterial ecology in a tropical estuary (Guanabara Bay, Brazil)

    • Alexandre Buzzani
    • Rodolfo Paranhos
    • Anderson de Souza Cabral

    Primary Research Paper 07 November 2021 Pages: 175 - 196

    

13. Upstream migration of anadromous and potamodromous brown trout: patterns and triggers in a 25-year overview

    • Ana García-Vega
    • Juan Francisco Fuentes-Pérez
    • Francisco Javier Sanz-Ronda

    Primary Research Paper Open access 30 October 2021 Pages: 197 - 213

    

14. Invasive plant mats promoted the decomposition of native leaf litter by micro-, meio-, and macroinvertebrates in an eutrophic freshwater lake in the Three Gorges Reservoir area, China

    • Shaojun Chen
    • Hongyan Xiao
    • Yuandong Deng

    Primary Research Paper 11 November 2021 Pages: 215 - 227

    

15. Modelling influences of local and climatic factors on the occurrence and abundance of non-marine ostracods (Crustacea: Ostracoda) across Patagonia (Argentina)

    • Lorena Ramos
    • Luis B. Epele
    • Gabriela C. Cusminsky

    Primary Research Paper 31 October 2021 Pages: 229 - 244

    

16. Influence of watershed suburbanization on leaf litter decomposition and microbial activity

    • Adam S. Wymore
    • Anna Bourakovsky
    • William H. McDowell

    Primary Research Paper 28 October 2021 Pages: 245 - 260