Figure 139.—Fish traps, a, section of 'ina'i trap: 1, funnel entrance (i'o); 2, cross pieces (te'a) on bottom with stone sinkers lashed to ends; 3, wooden supports for ropes; 4, two ropes joined in loop, b, technique of 'ina'i trap: 1, double warps ('ora); 2, single pair twined weft (pokai). c, section of anga trap: length, 54 inches; middle depth, 26 inches; end depths, 22 inches: 1, funnel entrance (matatapua); 2, central passage (i'o); 3, middle partition (paruru); 4, entrance (ngutupa) from passage to body of trap, d, warp and weft technique of anga trap seen from outside; continuous spiral hoop (1) passes below thick warps (2) and above thin warps (3); weft lashing element (4) consisting of a coir two-ply cord, passes obliquely across thick warps but makes a complete turn around thin warps. e, inside view of d.