1. Anger, K., 1978. Development of a subtidal epifaunal community at the island of Helgoland. — Helgoländer wiss. Meeresunters.31 457–470.
2. Anger, K., 1985. Influence of salinity on larval development of the spider crab,Hyas araneus, reared in the laboratory. — In: Marine biology of polar regions and effects of stress on marine organisms. Ed. by J. S. Gray & M. E. Christiansen. Wiley, Chichester, 463–473.
3. Ballentine, W. J., 1983. Leigh climate report, the climate in 1983. — Leigh Lab. Bull.17 1–120.
4. Barnes, H. & Barnes, M., 1960. Recent spread and present distribution of the barnacleElminius modestus Darwin in north-west Europe. — Proc. zool. Soc. Lond.135 137–145.
5. Barnes, H. & Barnes, M., 1961. Recent spread and present distribution of the barnacleEliminius modestus Darwin in south-west Europe. — Glasg. Nat.18 121–129.