1. Water Strider Body Segment Dimensions Contact Perimeter (mm)
Radius (mm)
Length (mm)
Contact Perimeter (mm)
Volume (mm3)
Head Hemisphere
0.55
---
Body Cylinder
6.4
Tail Cone
2.6
Leg 1
Segment 1
0.08
1.5
Segment 2
0.04
Segment 3
0.02
1.0
Leg 2
4.5
0.090
0.023
3.0
0.004
Leg 3
0.015
2.0
0.003
Total Contact Perimeter*
Total Volume**
Body Mass (g)
*Contact perimeter for Legs 1, 2, & 3 must be multiplied by 2 to account for the legs on either side of the body.
**Total volume must include the volume of the body and the volume of the legs multiplied by 2 to account for the legs on either side of the body.
P = 4(L1 + L2 + L3)

2. Water Strider Body Segment Dimensions x 2 Contact Perimeter (mm)
Radius (mm)
Length (mm)
Contact Perimeter (mm)
Volume (mm3)
Head Hemisphere
1.1
---
Body Cylinder
12.8
Tail Cone
5.2
Leg 1
Segment 1
0.16
3.0
Segment 2
0.08
Segment 3
0.04
2.0
Leg 2
9.0
0.724
0.181
6.0
0.030
Leg 3
0.121
4.0
0.020
Total Contact Perimeter*
Total Volume**
Body Mass (g)
*Contact perimeter for Legs 1, 2, & 3 must be multiplied by 2 to account for the legs on either side of the body.
**Total volume must include the volume of the body and the volume of the legs multiplied by 2 to account for the legs on either side of the body.
P = 4(L1 + L2 + L3)

3. Water Strider Body Segment Dimensions x 4 Contact Perimeter (mm)
Radius (mm)
Length (mm)
Contact Perimeter (mm)
Volume (mm3)
Head Hemisphere
2.2
---
Body Cylinder
25.6
Tail Cone
10.4
Leg 1
Segment 1
0.32 6
Segment 2
0.16
Segment 3
0.08 4
Leg 2 18
5.791
1.448 12
0.241
Leg 3
0.965 8
0.161
Total Contact Perimeter*
Total Volume**
Body Mass (g)
*Contact perimeter for Legs 1, 2, & 3 must be multiplied by 2 to account for the legs on either side of the body.
**Total volume must include the volume of the body and the volume of the legs multiplied by 2 to account for the legs on either side of the body.
P = 4(L1 + L2 + L3)

4. Water Strider Body Segment Dimensions x 8 Contact Perimeter (mm)
Radius (mm)
Length (mm)
Contact Perimeter (mm)
Volume (mm3)
Head Hemisphere
4.4
---
Body Cylinder
51.2
Tail Cone
20.8
Leg 1
Segment 1
0.64 12
Segment 2
0.32
Segment 3
0.16 8
Leg 2 36
46.325
11.581 24
1.930
Leg 3
7.721 16
1.287
Total Contact Perimeter*
Total Volume**
Body Mass (g)
*Contact perimeter for Legs 1, 2, & 3 must be multiplied by 2 to account for the legs on either side of the body.
**Total volume must include the volume of the body and the volume of the legs multiplied by 2 to account for the legs on either side of the body.
P = 4(L1 + L2 + L3)