spawning check or mark
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check — a mark or discontinuity on a scale or other hard structure used for aging, caused by cessation of growth and absorption of deposited material due to spawning (hence a spawning check), injury, disease, parasites, or unseasonal lack of food. Also… … Dictionary of ichthyology
discontinuity — 1) an interruption; an obstacle to a stream continuum 2) check (a mark on a scale or other hard structure used for aging, caused by cessation of growth and absorption of deposited material due to spawning (hence a spawning check), injury, disease … Dictionary of ichthyology
split — 1) check (a mark or discontinuity on a scale or other hard structure used for aging, caused by cessation of growth and absorption of deposited material due to spawning (hence a spawning check), injury, disease, parasites, or unseasonal lack of… … Dictionary of ichthyology
Jack Kirby — Pour les articles homonymes, voir Kirby. Jack Kirby … Wikipédia en Français
Economic Affairs — ▪ 2006 Introduction In 2005 rising U.S. deficits, tight monetary policies, and higher oil prices triggered by hurricane damage in the Gulf of Mexico were moderating influences on the world economy and on U.S. stock markets, but some other… … Universalium
Coral — For other uses, see Coral (disambiguation). Coral Pillar coral, Dendrogyra cylindricus Scientific classification Kingdom … Wikipedia
dam — dam1 /dam/, n., v., dammed, damming. n. 1. a barrier to obstruct the flow of water, esp. one of earth, masonry, etc., built across a stream or river. 2. a body of water confined by a dam. 3. any barrier resembling a dam. v.t. 4. to furnish with a … Universalium
Deepwater Horizon oil spill — 2010 oil spill and BP oil spill redirect here. For other oil spills in 2010, see 2010 oil spill (disambiguation). For the 2006 oil spill involving BP, see Prudhoe Bay oil spill. For the drilling rig and explosion, see Deepwater Horizon… … Wikipedia
Coral reef — Marine habitats Biodiversity of a coral reef Lit … Wikipedia
Dam — /dam, dahm/, n. (Carl Peter) Henrik /kahrl pee ter hen rik/; Dan. /kahrddl pay teuhrdd hen rddik/, 1895 1976, Danish biochemist: Nobel prize for medicine 1943. * * * I Barrier built across a stream, river, or estuary to conserve water for such… … Universalium
