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Table 5 Prey categories in the diet of N. microspilotus

From: Food habit of the endangered yellow-spotted newt Neurergus microspilotus (Caudata, Salamandridae) in Kavat Stream, western Iran

Prey category N %N F %F V %V I x
Annelida-Lumbricidae (aq-ad) 22 4.5 11 8.4 1,121.67 15.12 9.34
Amphipoda-Gammaridae (aq- ad) 48 9.82 14 10.69 722.77 9.74 10.8
Diptera-Mycetophilidae (aq-l) 120 24.54 18 13.74 282.85 3.83 14.03
Diptera-Cecidomyiidae (aq-l) 13 2.66 8 6.11 512.1 6.90 5.22
Hemiptera-Veliidae (t-ad) 4 0.82 3 2.29 105.11 1.42 1.51
Coleoptera-Dytiscidae (aq-l and ad) 5 1.02 3 2.29 48.31 0.65 1.32
Coleoptera-Elmidae (t-ad) 1 0.2 1 0.76 50.29 0.68 0.55
Ephemeroptera-Baetidae (aq-l) 96 19.63 9 6.87 1,078.54 14.54 13.68
Ephemeroptera- Heptageniidae (aq-l) 9 1.84 4 3.05 684.56 9.23 4.71
Trichoptera-Hydropsychidae (aq-l) 25 5.11 10 7.63 66.42 0.9 4.55
Hymenoptera-Formicidae (t-ad) 3 0.61 2 1.53 55.47 0.75 0.96
Mesogastropoda-Bithynidae (aq-ad) 9 1.84 5 3.82 276.35 3.73 3.13
Veneroida-Corbiculidae (aq-ad) 117 23.93 4 3.05 795.43 10.72 12.57
Tricladida-Planariidae (aq-ad) 8 1.64 3 2.29 462 6.23 3.39
Orthoptera-Caelifera (t-ad) 5 1.02 3 2.29 65.12 0.88 1.4
Eggs (of themselves) 4 0.82 4 0.818 2 1.53 0.90
Ston 0 0 18 13.74 652.48 8.8 7.51
Plant remains 0 0 13 9.92 241.1 3.25 4.39
Unidentified arthropod remains 0 0 0 0 171.5 2.31 0.77
Total 489     7,417.54   
  1. In Kavat Stream, west Iran (n = 45 stomach contents); N abundance; %N relative abundance; F frequency; %F relative frequency; V volume (mm3); %V relative volume; I x importance index. t, terrestrial; aq, aquatic; ad, adult; l, larvae.