No PDF for this one
The Hawaii Biological Survey lists this publication without a file.
Contribution to the Hawaii Biological Survey
A survey of the aquatic insect fauna of lower Hakalau Stream, Hawaii Island, Hawaii
Polhemus, D.A. · 1993
Bishop Museum to the Hawaii State DLNR, Division of Aquatic Resources. 12 p.
Polhemus, D.A. 1993. A survey of the aquatic insect fauna of lower Hakalau Stream, Hawaii Island, Hawaii. Bishop Museum to the Hawaii State DLNR, Division of Aquatic Resources. 12 p.