| #641 | Drug resistance updates. -- Edinburgh : Churchill Livingstone, 1998-. -- ISSN 1368-7646 |
| #642 | Dynamics and stability of systems. -- Oxford : Oxford University Press, 1986-2000. -- ISSN 0268-1110 print. -- ISSN 1465-3389 online |
| #643 | The E M B O Journal. -- Eynsham : Nature Publishing Group, 1982-. -- ISSN 0261-4189 print. -- ISSN 1460-2075 online |
| #644 | Ecography. -- Copenhagen : Blackwell, 1978-. -- ISSN 0906-7590 print. -- ISSN 1600-0587 online |
| #645 | EcoHealth. -- New York : Springer-Verlag New York, 2004-. -- ISSN 1612-9202 print. -- ISSN 1612-9210 online |
| #646 | Ecological complexity. -- Amsterdam : Elsevier, 2004-. -- ISSN 1476-945X print. -- ISSN 1476-9840 online |
| #647 | Ecological entomology. -- Oxford : Blackwell, 1976-. -- ISSN 0307-6946 print. -- ISSN 1365-2311 online |
| #648 | Ecological indicators. -- Shannon : Elsevier Science Ireland, 2001-. -- ISSN 1470-160X print. -- ISSN 1872-7034 online |
| #649 | Ecological management and restoration. -- : Blackwell, 2000-. -- ISSN 1442-7001 print. -- ISSN 1442-8903 online |
| #650 | Ecological monographs. -- Durham : Duke University Press, Ecol. Society of America, 1931-. -- ISSN 0012-9615 |