Fish Abundance
Simulated fishing to untangle catchability and availability in fish abundance monitoring
... of fish present and catchability refers to the relationship between catch rate and the true ...in fish populations; however, CPUE is proportional to the portion of the population that is vulnerable to the ...
17
A coral algal phase shift in Mesoamerica not driven by changes in herbivorous fish abundance
... rous fish, bottom-up processes have the potential to precipitate coral-algal phase shifts on Mesoamerican ...of fish herbivory are critical for the persistence of coral reefs in ...
17
Essential ocean variables for global sustained observations of biodiversity and ecosystem changes
... Nine societal drivers (Table S4) and ten anthropogenic pressures (Table S5) were identified from 24 international conventions and agreements. Drivers were grouped in four clusters based on the agreements that address ...
18
Hackerott_unc_0153M_15038.pdf
... reef fish abundance, species richness, and diversity would be negatively related with lionfish abundance due to the predation of invasive lionfish on small prey individuals (Albins and Hixon 2008, ...
54
Visual versus video methods for estimating reef fish biomass
... the fish recorded its identy. As with UVC, fish from the family Pomacentridae were recorded on a transect of 2 m width and non-pomacentrids with a TL greater than 8 cm were recorded on a 5 m transect ...
12
Relative influence of environmental factors on the timing and occurrence of multi-species coral reef fish aggregations
... reef fish aggregations on a mid-shelf patch reef in the northern section of the Great Barrier Reef ...reef fish from 5 families representing 5 defined trophic groups were ...402,370 fish and these ...
23
Variability in the functional composition of coral reef fish communities on submerged and emergent reefs in the central Great Barrier Reef, Australia
... total fish abundance and the mean abundance of each functional group were com- pared among depths (6, 10, 20 and 30 m) and reef types (submerged or emergent) using analy- sis of variance (ANOVAs) of ...
16
The effect of monsoon on fish larva assemblage changes in Gowatr Bay, North Oman Sea
... The abundance and the distribution of fish larva have direct relevance to the fishery potential of an area and have been studied extensively worldwide (Kidwai and Amjad, ...to fish abundance ...
10
Distribution and abundance of fish larvae in the northern Ionian Sea (Eastern Mediterranean)
... larval fish assem- blages and vertical temperature ...adult fish species (Go- relova 1983; Dalpadado and Gjøsaeter ...spawning fish reach maximum ...of abundance between total zooplankton and ...
18
An observing system for the collection of fishery and oceanographic data
... pelagic fish aggregation include spawning, feeding, migration and environmental effects (Agostini and Bakun, ...and abundance of small pelagics pointed out that temperature could be an important factor ...
15
The influence of coral degradation on tropical fish community structure
... reef fish communities are composed of species comprising the full spectrum of coral dependency, from extreme coral specialists (Munday et ...elevated abundance of herbivores, detritivores and invertivores ...
145
Mass coral bleaching causes biotic homogenization of reef fish assemblages
... Branching Porites -15.049 -21.725 -8.373 -4.44 265 <0.001 Mixed coral -17.875 -23.882 -11.867 -5.86 265 <0.001 Soft coral -30.927 -37.603 -24.251 -9.12 265 <0.001 Fish species richness Branching Porites ...
32
Assessing the current fish diversty and abundance of a tropical rainforest lentic freshwater ecosystem, South Eastern Nigeria
... the fish fauna and species abundance of Oguta Lake in Imo state, ...lake. Fish samples were collected from three even ...Six fish families collected in this study compared to previous report ...
5
The Composition, Distribution and Abundance of Fish Species According to the Effects of Water Physicochemical Parameters in the Livoq Lake, Kosovo
... The highest number of fish species is found in L1, L1.1, L2 and L3 (per 7 species) whereas in the remaining two sampling stations (L2.2 and L3.3) were found 4 species each. The high- est number of specimens was ...
7
Temporal Variation of Fish Diversity and Assemblages and Their Associations to Environmental Variables in the Mangrove of Qinzhou Harbor, Guangxi Province, China
... among fish communities collected in different months were estimated using a Bray-Curtis similarity coefficient, which was conducted basing on the presence (1) or absence (0) of each species in each ...the ...
14
Abundance and Fish Species Composition of Gerado and Dirma Rivers, South Wollo, Ethiopia
... Freshwater biodiversity has declined faster than either terrestrial or marine biodiversity over the past 30 years (Jenkins, 2003). Biodiversity is often ambiguously misused or overused to describe population dynamics of ...
7
Fish for the city : Meta-analysis of archaeological cod remains and the growth of London's northern trade
... Figure 3 shows the estimated frequency distribution for cranial and postcranial cod specimens from London by date. Apart from around 70 Roman-period specimens and a handful from Saxon London, cod only became common ...
16
Coldwater fish diversity and abundance of upper reaches of Sonkosh river, Kokrajhar, Assam
... Himalayan fish to morphologi- cal characteristics which enable them to inhabit the torrential ...(a) fish dwelling in shallow, clear cold waters in the foothills without any striking modifications to ...
11
Density Dependent Effect Occurs Regardless of Density
... In other words, when we try to explain the population fluctuations in response to the density-dependent effect, we do so under the assumption that the environmental con- dition is constant. In this case, we cannot choose ...
11
How do individuals cope with stress? Behavioural, physiological and neuronal differences between proactive and reactive coping styles in fish
... including fish (Koolhaas, 2008; Koolhaas et ...(the fish ’ s HPA equivalent) and monoaminergic activity in multifunctional brain regions, such as the telencephalon, hypothalamus and brainstem, have been ...
9