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Table 3 Percentage of incision conditions observed for metamorphosing juvenile sea lamprey from three groups surgically implanted with 12-mm HDX PIT tags

From: Assessment of PIT tag retention and post-tagging survival in metamorphosing juvenile sea lamprey

Incision condition

Fort River group 1 (n = 18, 105 d)

Fort River group 2 (n = 17, 88 d)

Lake Champlain (n = 107, 28 d)

Skin healed

72.2 (13)

17.6 (3)

14.0 (15)

Internal muscle healed

27.8 (5)

47.1 (8)

51.4 (55)

Internal muscle closed

0.0 (0)

11.8 (2)

21.5 (23)

Subtotal

100.0 (18)

76.5 (13)

86.9 (93)

Status not determined, no muscle bulge

0.0 (0)

0.0 (0)

1.9 (2)

Open, no muscle bulge

0.0 (0)

0.0 (0)

0.9 (1)

Small muscle bulge

0.0 (0)

23.5 (4)

7.5 (8)

Medium muscle bulge

0.0 (0)

0.0 (0)

0.9 (1)

Large muscle bulge

0.0 (0)

0.0 (0)

1.9 (2)

Subtotal

0.0 (0)

23.5 (4)

13.1 (14)

  1. Sea lamprey were evaluated after 28–105 d; sample sizes are given in parentheses. Only surviving sea lamprey that had not shed their PIT tags were evaluated