Fig. 1

Modem data on species composition of Syngnathidae helminths off the Black Sea shelf of Crimea, with infection indices_
| Fish species | FishNo | Location | Parasite species | II** | PI† | AI* |
|---|---|---|---|---|---|---|
| Syngnathus abaster | 91 | Sevastopol: | “Scolex pleuronectis’’ I.1 | 1-4/2.5 ± 1.5 | 2.3 | 0.06 ± 0.05 |
| river Chernaya estuary | Bothriocephalus gregarius I. | 2-18/8 ±4 | 5 | 0.3 ± 0.2 | ||
| Progrillotia dasyatidis I. | 1 | 1 | 0.01 ±0.01 | |||
| Acantocephaloides propinquus* | 1 | 1 | 0.01 ±0.01 | |||
| typhle | Contracaecum rudolphii I. | 1 | 1 | 0.01 ±0.01 | ||
| Hysterothylacium aduncum I. Ill | 3 | 3 | 0.03 ±0.03 | |||
| H. aduncum I. IV | 1 | 1 | 0.01 ±0.01 | |||
| Timoniella imbutiformis met. | 2 | 1.1 | 0.02 ±0.02 | |||
| Cryptocotyle concava met. | 2 | 2.2 | 0.04 ± 0.03 | |||
| 16 | Sevastopol: | Telosentis exiguus | 1 | 13 | 0.13 ±0.09 | |
| 22 | Streletskaya Bay | T. imbutiformis met. | 1 | 4.6 | 0.05 ±0.05 | |
| Cryptocotyle concava met. | 1 | 13.6 | 0.14 ±0.07 | |||
| 20 | Sevastopol: | T. imbutiformis met. | 1 | 5 | 0.05 ±0.05 | |
| Kazachya Bay** | Pygidiopsis genata met. | 2 | 10 | 0.2 ±0.14 | ||
| Syngnatus typhle | 18 | Sevastopol: | H. aduncum I. Ill | 1-15/5.7 ±5 | 17 | 0.9 ± 0.8 |
| river Chernaya estuary | T. imbutiformis | 2-24/13 ±11 | 11.1 | 1.89 ± 1.35 | ||
| 12 | Kerch Strait, Naberezhnoe | C. rudolphii I. | 1 | 8.3 | 0.08 ±0.08 | |
| 11 | T. imbutiformis | 1-72/19.44 ±8.1 | 81.8 | 15.91 ±6.93 | ||
| 1 | Sevastopol: Streletskaya Bay | Aphallus tubarium | 4 of 12 | - | - | |
| T. imbutiformis | 7 of 1 | - | - | |||
| 15 | Karkinit Gulf: Steregucshee | “S. pleuronectis’’ I. | 1 | 7 | 0.07 ± 0.07 | |
| Contracaecum multipapillatum I. | 1-2/1.5 ± 0.5 | 13 | 0.2 ± 0.1 | |||
| C. rudolphii I. | 1-11/3 ±0.9 | 67 | 2.1 ±0.7 | |||
| 22 | A. tubarium | 1-2/1.5 ± 0.5 | 9.1 | 0.13 ± 0.1 | ||
| C. concava met. | 4-18/9 ±4.5 | 13.6 | 1.2 ± 0.8 | |||
| T. imbutiformis | 1-27/12.8 ±2.7 | 68.2 | 8.7 ± 2.3 | |||
| 21 | Karkinit Gulf: | C. rudolphii I. | 1-23/5.4 ±2.6 | 38 | 2.1 ± 1.1 | |
| Sari-Bulat Bay* | C. multipapillatum I. | 1-5/2.3 ± 1.3 | 14.3 | 0.3 ± 0.2 | ||
| H. aduncum I. Ill | 1 | 5 | 0.05 ±0.05 | |||
| abaster | Cosmocephalus obvelatus | 2 | 5 | 0.1 ±0.1 | ||
| 7 | T. imbutiformis | 2-27/19.2 ±5.1 | 71.4 | 13.7 ± 5.0 | ||
| T. imbutiformis met. | 3-6/4.5 ± 1.5 | 28.6 | 1.3 ± 0.9 | |||
| A. tubarium | 1-2/1.5 ± 0.5 | 28.6 | 0.4 ± 0.3 | |||
| Hippocampus guttulatus | 29 | Kerch Strait, Naberezhnoe | H. aduncum I.III T. exiguus | 1-2/1.5 ± 0.5 2 | 7 3.4 | 0.1 ±0.08 0.1 ±0.07 |
| 34 | T. imbutiformis met. | 1-8/3.3 ± 2.3 | 8.8 | 0.3 ±0.2 | ||
| 37 | Karkinit Gulf: | C. rudolphii\. | 1-2/1.5 ± 0.5 | 5 | 0.1 ±0.06 | |
| Sari-Bulat Bay* | C. multipapillatum I. | 1 | 3 | 0.03 ±0.03 | ||
| T. exiguus | 1 | 3 | 0.03 ±0.03 | |||
| 34 | T. imbutiformis met. | 2-78/31.9 ± 11.9 | 23.2 | 7.7 ± 3.6 | ||
| A. tubarium | 1/1 | 2.9 | 0.03 ±0.03 | |||
| Galactosomum lacteum met. | 2–6/3.3 ± 1.3 | 0.9 | 0.3 ± 0.2 | |||
| C. concava mtc. | 1–9/4.3 ± 1.8 | 11.8 | 0.5 ± 0.3 | |||
| Opecoelidae gen. sp. met. | 1–6/2.5 ± 1.2 | 11.8 | 0.3 ± 0.2 | |||