
TCS & IAA Asian Regional Meeting 2025

Asian Regional Meeting by The Crustacean Society and International Association of Astacology.
30 Sept - 3 Oct 2025. Hokkaido University, Sapporo, Japan

This conference was successfully concluded with the participation of 106 attendees!
The countries and regions represented were Australia, Bangladesh, China, France, Hong Kong, Israel, Italy, Korea, Pakistan, the Philippines, Spain, Taiwan, the United Kingdom, the United States, and Japan.

Plenary session
The Crayfish Molt Cycle: A Powerful Lens on Dynamic Exoskeletal Formation and Biomineralization
Amir SAGI
The National Institute for Biotechnology in the Negev, Ben Gurion University, Israel



Keynote addresses




Molecular tools to assess crayfish biodiversity and aid conservation plans: the case of the white-clawed crayfish (Austropotamobius pallipes complex)
Licia COLLI
Univ Cattolica del Sacro Cuore, Italy
Crayfish and climate change
Quinton BURNHAM
Edith Cowan Univ, Australia
Unravelling the mystery of facial band colouration in Parasesarma de Man, 1895 mangrove crabs
Peter Alan TODD
Nat Univ Singapore, Singapore
Barnacles, one of Darwin's favorites, their waterproof super cement, as bio-monitors for microplastics and its evolution
Benny K.K. CHAN
Biodiv Res Cent, Academia Sinica, Taiwan
Symposium 1 : Conservation of Freshwater Crustaceans
Organizers : Seongnam HAM & Tadashi KAWAI

Wei Jia (Hokkaido Univ, Japan)
An area-based framework for modeling habitat of the endangered Japanese crayfish
(Wei Jia, Tadashi Kawai, Takeshi Ejima, Naoya Kusada, Tsuyoshi Urushihara, Kousuke Ikeda, Itsuro Koizumi)

Shai Avraham Shaked (Ben-Gurion Univ, Israel)
Exoskeleton scaffold formation and mineralization in crayfish- Do proteins matter?
(Shai Avraham Shaked, Simy Weil, Idan Pery Rivka Manor, Eliahu David Aflao, Amir Sagi)

Chi-Woo Lee (Nakdonggang Nat Inst Biol Res, Korea)
Hidden diversity and conservation importance of subterranean arthropods in Korea: Insights from the genus Pseudocrangonyx
(Chi-Woo Lee, Eun Jung An, Gi-Sik Min)

Shai Avraham Shaked (Ben-Gurion Univ, Israel)
Breeding Intersexuals to create female monosex crayfish for sustainable aquaculture and biocontrol
(Shai Avraham Shaked, Tom Levy, Sharon Mosoviz, Hanin Wattad, Eliahu David Aflalo, Rivka Manor, Amir Sagi)
Symposium 2 : Crustacean 3A : Aquaculture, Aquarium and Amateur
Organizers : Jibom JUNG & Tadashi KAWAI

Tara R. Kelly (Inst Mar Antarctic Stud Univ Tasmania, Tasmania)
Unravelling the sensory and physiological Drivers of Cannibalism in Crustaceans: Insights from Panulirus ornatus
(Tara R. Kelly, Quinn P. Fitzgibbon, Andrew J. Trotter, Dean R. Giosio, Tomer Ventura, Gregory G. Smith)

Tomer Ventura (Univ Sunshine Coast, Australia)
Molecular insights and hatchery innovation: advancing crustacean reproduction and development in Panulirus ornatus and Penaeus monodon
(Tomer Ventura, Josephine Nocillado, Scott Cummins, Abigail Elizur, Quinn P. Fitzgibbon, Gregory G. Smith)

Jibom JUNG (Korea)
Why shrimp leads in aquaponics
(Jibom Jung)

Kenji Kawai (KANIDOU, Taiwan)
Childhood Dreams [Way of the Crab]
(Kenji Kawai)

Eleanor Spencer (Univ Tasmania, Tasmania)
Too salty to survive: Salinity stress in juvenile lobsters and its impact on aquaculture success
(Eleanor Spencer)

Melody Wahl (Ben-Gurion Univ Negev, Israel)
Field validation of an all-female monosex biotechnology in the freshwater prawn Macrobrachium rosenbergii
(Melody Wahl))
Symposium 3 : Organisms Symbiotically Associated with Crayfish
Organizers : Tomoaki KONNO, Jean-François PARPET & Tadashi KAWAI

Parpet Jean-François (Hydrobiologist engineer, Belgium)
Hi crayfish worm, are you a symbiont or a parasite?
(Parpet Jean-François)

Tomoaki Konno (Hokkaido Univ, Japan)
Introduction and the phylogenetic, taxonomic, and evolutionary perspectives on native branchiobdellidans (Annelida: Clitellata) in Japan
(Tomoaki Konno)

Seongnam Ham (Okayama Univ, Japan)
First record of the invasive entocytherid ostracod Ankylocythere sinuosa on the North American red swamp crayfish Procambarus clarkii in western Japan
(Seongnam Ham, Robin James Smith, Kazuyoshi Nakata)

Ortega López Paula (Real Jardín Botánico, Spain)
Aphanomyces astaci (crayfish plague) in European freshwater crayfish
(Ortega López Paula))

Tadashi Kawai (Hokkaido Res Org)
Aphanomyces astaci (crayfish plague) in Asia
(Tadashi Kawai)

