Search
Now showing items 21-30 of 57
Observations on morphology and the taxonomic affiliation of Coelothrix irregularis (Harv.) Børgesen (Rhodymeniales, Rhodophyta)
(Caribbean Journal of Science, Vol. 46, No. 1, 71-82, 2010, 2010)
Coelothrix irregularis (Harv.) Børgesen, until recently a member of the Rhodymeniaceae, has had several familial assignments within the Rhodymeniales. While suggested by some that the genus belonged in
the Champiaceae on ...
Ecophysiology of a Mangrove Forest in Jobos Bay, Puerto Rico
(Caribbean Journal of Science, Vol. 43, No. 2, 200-219, 2007, 2007-12)
We studied gas exchange, leaf dimensions, litter production, leaf and litterfall chemistry, nutrient flux to the forest floor, retranslocation rates, and nutrient use efficiency of mangroves in Jobos Bay,
Puerto Rico. The ...
Variations in Morphology and Coloration in the Black Hamlet, Hypoplectrus nigricans(Teleostei: Serranidae)
(Caribbean Journal of Science, Vol. 40, No. 1, 150-154, 2004, 2004-04)
Black hamlet (Hypoplectrus nigricans)
was observed to vary in coloration and morphology in Puerto Rico, Mexico and Belize. H. nigricans from Puerto Rico exhibited a larger, grayish body (pectoral fins transparent), with ...
Coupling of humans, habitats and other species: a study of the fishers’ traditional ecological knowledge (TEK) in La Parguera
(Caribbean Journal of Science, Vol. 45, No. 2-3, 363-371, 2009, 2009)
For generations, fishermen have constructed, shared, and refined knowledge (Traditional
Ecological Knowledge) from their perceptions of habitats and species. Following our earlier work in La Parguera, Southwest Puerto Rico, ...
Pharaxonotha portophylla (Coleoptera: Erotylidae), new species and pollinator of Zamia (Zamiaceae) in Puerto Rico
(Caribbean Journal of Science, Vol. 44, No. 3, 321-333, 2008, 2008-12)
Pharaxonotha portophylla, new species (Insecta: Coleoptera: Erotylidae: Pharaxonothinae), is described based on individuals collected on the cones of native populations of Zamia amblyphyllidia D. W.
Stevenson and Z. ...
Nutrient distribution across the insular shelf of La Parguera, Puerto Rico: assessment by algal tissue nitrogen
(Caribbean Journal of Science, Vol. 45, No. 2-3, 181-190, 2009, 2009)
A survey was conducted to investigate possible presence of an inshore to shelf edge gradient in % nitrogen (%N) and stable nitrogen isotope ratio (δ 15 N; ‰ vs. air) in tissues of the rhodophyte Acanthophora
spicifera and ...
Self-compatibility of microgametophytes in Heliconia bihai (Heliconiaceae) from St. Lucia
(Caribbean Journal of Science, Vol. 44, No. 2, 145-149, 2008, 2008-07)
Potential for physiological self-incompatibility in Heliconia bihai as a mechanism to promote outcrossing was studied in St. Lucia. Our results do suggest that H. bihai is self-compatible. However, plants
vary in their ...
Microbiological Surface-water Quality of the Río Grande de Añasco Watershed, Puerto Rico
(Caribbean Journal of Science, Vol. 42, No. 2, 151-163, 2006, 2006-12)
Sediments and the persistence of fecal and streptococcal indicator bacteria in surface waters have been identified as the main water-quality impairments in Puerto Rico. Identification of temporal variations in bacterial ...
First Report of a Quaternary Crocodylian from a Cave Deposit in Northern Puerto Rico
(Caribbean Journal of Science, Vol. 43, No. 2, 273-277, 2007, 2007-12)
The first occurrence of crocodylians
from the Quaternary of mainland Puerto Rico is reported from a cave in northern Puerto Rico: this record expands the distribution of crocodylians eastward in the Caribbean region during ...
Hurricane-Related Vagrancy of Swainson’s Thrush and Veery in Puerto Rico
(Caribbean Journal of Science, Vol. 43, No. 1, 150-154, 2007, 2007-06)
Low pressure waves that contributed
to the formation of Hurricane Wilma in the western Caribbean produced westerly winds in the central Caribbean and Puerto Rico during the second week of October, 2005. On October 12 and ...