there would be to many fish romaing the sea
heterotrphs that comsume the carecasses of dead animals but does not typcially kill them itself
The Bubonic Plague (a.k.a The Black Plague) caused a dramatic decline in the population of Europe in the 1300s.
Diseases brought from Europe for which they had no immunity.
If the shark population declined significantly, it would disrupt the food chain by causing an increase in the population of the prey species that the sharks feed on. This could lead to overgrazing of lower trophic levels, affecting the overall balance of the ecosystem. Additionally, the absence of sharks as top predators could result in changes to the behavior and distribution of other species within the food chain.
Economis decline is what caused the naval superiority to decline then
The population of Summerfield Florida in 2002 is 19,410. Where as in 2010 it was reported that the population had declined to 14,487. The factors are unknown as to what caused the decline.
Disease brought over by explorers
The African skimmer is listed as "Near Threatened", not endangered. The decline in population seems to have been arrested now, and there is some resurgance in population. Habitat loss caused the initial decline.
The decline of the primary sector is caused due to the fact of less raw materials and a growth in population so more goods and services need to the sold. also farm lands are decreasing and industry is increasing.
A wave is caused by a disturbance or vibration in a medium, such as water or air. This disturbance creates a ripple effect that travels outward from its source, carrying energy but not matter.
A great disturbance or disruption caused by humans.
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