TY  - BOOK
AU  - Koch,Maryjo
TI  - Pond lake river sea
SN  - 0765107600
AV  - QH90 .K59 1994
U1  - 578.76 21
PY  - 1998///
CY  - New York
PB  - Smithmark Publishers
KW  - Aquatic organisms
N1  - "Swans island books."; Originally published: San Francisco : Collins, 1994
ER  -