Open Access
Table AI
Diet composition of the Caucasian dwarf goby at the sampling site (all length groups and seasons pooled), where %N = relative abundance of prey items, %W = percentage of biomass, %F = frequency of occurrence.
| %N | %W | %F | |
|---|---|---|---|
| Oligochaeta | 0.06 | 1.11 | 0.63 |
| Dreissena polymorpha | 0.02 | 0.93 | 0.32 |
| Anodonta glochidia | 0.13 | 0.14 | 0.63 |
| Cladocera | |||
| Bosmina longirostris | 4.48 | 0.81 | 7.94 |
| Bosmina coregoni | 0.32 | 0.1 | 0.32 |
| Chydorus sphaericus | 2.34 | 0.81 | 18.73 |
| Sida crystallina | 0.04 | 0.06 | 0.32 |
| Ceriodaphnia sp. | 0.82 | 0.36 | 4.44 |
| Alona affinis | 0.77 | 0.72 | 7.62 |
| Alona sp. | 3.23 | 1.76 | 16.51 |
| Pseudochydorus globosus | 0.76 | 0.63 | 5.71 |
| Pleuroxus aduncus | 1.23 | 0.87 | 12.06 |
| Pleuroxus sp. | 0.06 | 0.04 | 0.95 |
| Disparalona rostrata | 6.97 | 4.15 | 17.78 |
| Graptoleberis testudinaria | 0.24 | 0.17 | 1.90 |
| Camptocercus sp. | 0.19 | 0.22 | 2.54 |
| Alonella sp. | 0.04 | 0.01 | 0.01 |
| Acroperus harpae | 7.27 | 2.72 | 21.59 |
| Scapholeberis mucronata | 0.06 | 0.01 | 0.63 |
| Eurycercus lamellatus | 0.59 | 1.02 | 2.86 |
| Diaphanosoma sp. | 8.33 | 2.02 | 4.76 |
| Simocephalus sp. | 0.17 | 0.23 | 1.59 |
| Anchistropus emarginatus | 0.74 | 0.45 | 1.90 |
| Leptodora kindtii | 0.04 | 0.06 | 0.63 |
| Copepoda | |||
| Cyclopoida | 41.74 | 34.97 | 75.24 |
| Harpacticoida | 0.46 | 0.07 | 5.40 |
| Ostracoda | 0.04 | 0.05 | 0.63 |
| Amphipoda | 0.02 | 0.28 | 0.32 |
| Acari | 0.02 | 0.09 | 0.32 |
| Insects | |||
| Chironomidae larvae | |||
| Chironomus sp. | 0.89 | 4.1 | n/a |
| Cladotanytarsus mancus | 0.06 | 0.07 | n/a |
| Corynoneura celeripes | 0.06 | 0.02 | n/a |
| Cricotopus algarum | 0.13 | 0.27 | n/a |
| Cricotopus sylvestris gr. | 7.53 | 10.07 | n/a |
| Cryptocladopelma viridula | 0.06 | 0.14 | n/a |
| Endochironomus albipennis | 0.76 | 2.86 | n/a |
| Glyptotendipes sp. | 0.52 | 3.36 | n/a |
| Dicrotendipes nervosus | 0.89 | 1.42 | n/a |
| Dicrotendipes tritomus | 0.06 | 0.14 | n/a |
| Microtendipes pedellus | 0.06 | 0.14 | n/a |
| Parachironomus vitiosus | 2.02 | 3.23 | n/a |
| Paratanytarsus lauterborni | 2.47 | 2.98 | n/a |
| Polypedilum convictum | 1.27 | 7.57 | n/a |
| Polypedilum nubeculosum | 0.13 | 0.2 | n/a |
| Polypedilum sordens | 0.13 | 0.74 | n/a |
| Polypedilum sp. | 0.25 | 0.59 | n/a |
| Psectrocladius psilopterus | 0.51 | 0.81 | n/a |
| Stictochironomus histrio | 0.13 | 0.85 | n/a |
| Tanytarsus gregarius | 0.06 | 0.07 | n/a |
| Trissocladius potamophilus | 0.06 | 0.4 | n/a |
| Trissocladius sp. | 0.19 | 2.93 | n/a |
| Chironomidae pupae | 0.32 | 0.74 | 5.08 |
| Ceratopogonidae | 0.02 | 0.12 | 0.32 |
| Ephemeroptera | |||
| Caenis sp. | 0.06 | 0.14 | 0.95 |
| Baetis sp. | 0.06 | 0.17 | 0.95 |
| Trichoptera | |||
| Orthotrichia sp. | 0.04 | 0.07 | 0.63 |
| Other Trichoptera | 0.06 | 0.87 | 0.95 |
| Micronecta scholtzi | 0.02 | 0.07 | 0.32 |
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