| 11. | Modern mayfly nymphs do not acquire gills until after their first moult.
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| 12. | Common invertebrate species include damselfly, mayfly, and crayfish.
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| 13. | Mayflies ( mainly baetids ) were about 6 % of the total.
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| 14. | Sandy Run is the only tributary with a mayfly population.
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| 15. | Amphibians and insects include the salamander, mayfly, caddisfly and stonefly.
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| 16. | Dragons consider most men to be uninteresting, short-lived mayflies.
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| 17. | Harrop is one of the mayfly's admirers.
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| 18. | Tiny mayfly patterns are a big problem to tie.
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| 19. | Snails, caddis flies and mayflies inhabit the area.
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| 20. | Isonychia, large gray mayflies, hatched in numbers.
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