Table 2.

Placement of recording electrodes used to record electrical activity from J. edwardsii (n = 10) and P. zealandicus (n = 10) subject to electrical stunning using the Crustastun™ bench-top electrical stunner

Animals	Common non-inverting	Channel 1 inverting	Channel 2 inverting	Ground
J.edwardsii 1 (pilot)	Articulation of left antenna with head	Lateral under carapace of first abdominal segment on left	Lateral under carapace of fourth abdominal segment on left	Lateral under carapace of fourth abdominal segment on right
J.edwardsii 2 (pilot)	Articulation of left antenna with head	Dorsal midline between first and second abdominal segment	Dorsal midline between fourth and fifth abdominal segment	Lateral under carapace of fourth abdominal segment on right
J. edwardsii 3–10 P. zealandicus 1–10 (main study)	Articulation of left antenna with head	Lateral under carapace of first abdominal segment on left	Lateral under carapace of fourth abdominal segment on left	Lateral under carapace of fourth abdominal segment on right