| Author | VACHON, Abbé Alexandre; GAUDRY, Roger; BERNARD, Richard. |
|---|---|
| City of edition | Q., |
| Publisher | Univ. Laval, |
| Collection | Coll. «Contributions de la Station biologique du St-Laurent à Trois-Pistoles», no 12. |
| Year of edition | 1938. |
| Pages | 11 p., + 12 p. de graphiques, |
| Illustrations | |
| Size and Binding | 26 cm., Br. (x-biblio.). |