| Jenn Jorve
I am interested in ecological interactions between
habitat-forming species and their associated organisms, and how
the community responds to stress. I am currently studying mid to
upper intertidal algae of the temperate Northeast Pacific, which
vary greatly among and within genera in morphology and the formation
of intertidal canopies. Some of the most conspicuous of these habitat-forming
algae are species in the genus Mastocarpus, phylum Rhodophyta.
This genus displays considerable variability in morphology on small
spatial scales (10’s of centimeters), as well as within sites
(10's of meters), and among latitudes. My Masters thesis focuses
on the consequences of this morphological variability to sub-canopy
microclimate conditions and marcroinvertebrate assemblages.
There are three components to my thesis. Firstly, identify the different
morphologies, and how they affect the microclimate that regulates
intertidal community structure. Secondly, decipher the temporal
and spatial scale that morphological variability occurs. Lastly,
describe whether and how the macroinvertebrate community responds
to natural changes in morphological variability. My study sites
will span the U.S. Pacific coast range of the genus Mastocarpus,
with a possible addition of an introduced Mastocarpus population
in Southwestern Chile.
I am also involved in a study funded by NSF titled “Ecosystem
effects of biological diversity in intertidal marine algae,”
with PI’s J.J. Stachowicz from UC Davis and Mike Graham from
Moss Landing Marine Laboratories. The 4 main algal species in the
study include Mastocarpus papillatus, Endocladia
muricata (both Rhodophyta), Pelvetiopsis limitata
(Phaaeophycaea), and Cladophora columbiana (Chlorophyta).
I am one of two graduate assistants on this grant and my main focus
is the field component of the study. Responsibilities include monthly
field data collection at Soberanes Pt., Big Sur plots, organizing
and overseeing seasonal algal sampling of Bodega Marine Lab plots,
and compilation of all algal data for the Diversity Grant.
Contact info:
Jenn Jorve
Moss Landing Marine Laboratories
8272 Moss Landing Rd.
Moss Landing, CA 95039-9647
Phone #: 831-771-4421
Fax #: 831-632-4403
e-mail: jjorve@mlml.calstate.edu
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