Talks will be 15 min, except two which are 35 min (as indicated), with 5 min for questions.

Book of Abstracts  

Location:  UBC campus, Buchanan Building, room B213 

Day 1 - Saturday (July 25)

08:30 Opening remarks (Adriana Migliaro & John Lewis)

Session 1: Evolution & Genomics

08:40 Harold Zakon -  Amino acid substitutions in an electric organ-expressing potassium channel alters species-specific EODs.

09:00 Nicole Juby -  Molecular Evolution of Sodium Channel Nav1.6a in Gymnotiformes is Associated with Electric Organ Type

09:20 Feng Cheng -  Genomic Insights into Rapid Radiation and Electric Signal Divergence in the Weakly Electric Fish Genus Campylomormyrus

09:40 Esmé Macpherson -  Visual Opsin Evolution and Diversity in South American Electric Fishes (Gymnotiformes)

10:00 Jason Gallant -  The Genomic Basis of Electric Signal Diversity

10:20 William Crampton -  Continental-scale evidence for electric signal overdispersion among syntopic hypopomid fishes

10:40-11:20 coffee break

Session 2: Sensory Dynamics & Behaviour

11:20 Martin Jarzyna -  Testosterone updates sensory predictions through synaptic modifications at a sensorimotor hub

11:40 Jan Grewe -  A unified model for ampullary afferents in Apteronotus leptorhtnchus and Eigenmannia virescens

12:00 Clarice Diebold (35min)  -  Sensory modality shapes exploratory behavior in a weakly electric fish: independent and interactive contributions of vision and active electrosensation

12:40-14:00 Lunch provided on-site

Session 2, cont'd

14:00 Avner Wallach -  Exploration dynamics enable path integration in predictive electrosensory learning

14:20 Alexander Wendt -  Efficient representations of fast dynamic stimuli in populations of ON- and OFF-cells

14:40 Maurice Chacron -  Accurate encoding of object location by electrosensory neural populations: implications for prey capture in Apteronotus leptorhynchus

15:00 Jan Benda (35min) -  How a receptor nonlinearity shapes the sensory world of wave-type electric fish and humans

Posters

15:40 Coffee, posters, and discussion

Presenters: Guillermo Valiño, Kei Kambara, Patrick Weygoldt, Alexandre Melanson, Lena Stöckl

18:00 depart for dinner

Day 2 - Sunday (July 26)

Session 3: Biophysics & Physiology  (chair: Stefan Mucha)

08:20 Andrew Sinnott - Underneath Your Nose - Craniofacial Morphology reveals hidden variation in the snouts of Weakly Electric Fish in the Genus Campylomormyrus

08:40 Stefan Mucha -  Large Brains in Low Oxygen: Behavioral and Physiological Hypoxia Tolerance of Two Mormyrid Species

09:00 Yohan Normandin -  Action potential energetics in high-frequency weakly electric fish.

09:20 Abigail Kos -  Structure-Function Relationship of the Pacemaker Network in Weakly Electric Fish

09:40 Béla Joos -  An electric organ equivalent circuit for dipole oscillator and biotaser discharge modes

10:00-10:40 coffee break

Session 4: Social Dynamics & Communication (chair: Laura Quintana)

10:40 Lok Poon -  Bidirectional signal suppression in electric eels and their knifefish prey

11:00 Matasaburo Fukutomi -  Ultrafast signaling reflects social hierarchy in interacting mormyrid electric fish

11:20 Rüdiger Krahe -  Chirping in brown ghosts: communication or/and sensory probing?

11:40 Gary Marsat -  Dynamic Social Interactions Constrain the Evolution of the Electrosensory System

12:00 Vielka Salazar - When Females Fight: Aggression Driven by Resource Competition in B gauderio

12:20 Closing remarks (Adriana Migliaro & John Lewis)