 '
—
CHAPTER VII‘
.
_
?
Coral Beats
_
_
.
IN the last chapter we learnt something ofthose animals
‘
and plants which are
of_ destruction in the
sea, in this chapter we are ËÈÏËËÎO deal with animals and
plants' which, so far fr0m being destructive, are responsible
‘
.
for the foæation of many thousands of islagds and reefs
,
_
in the tropical seas.
Everyone has
coral ÏÊ…ÊË
and probably seenpictures of them, butπw, perhaps, have
hadtheir irnaginations rousgd by the thought
of the amazing
mannerof their formation.
For it is surely a very remark—
ablething that animals
to our Common sea angrn_onçs,
and plants related to the little red ccÆll_ines, have between
.
them built up—by the slow but persistent process of con—/
'
Verting the-* calcium saltÈîh solution in the sea water mto
'
hard calcareous—rock—dry land where there was' before open
_
»
Sea, land on which
of all plants, then animals and
_
nally men, have successfully established themselves.
‘
;
,.
Before we go onto Speak
“various kindsof coral
_
“L
islan‘ds ’andof thedietent, theories wh10hhave
‘.been'.putaforwardëfto aécountfor their formation, we must
.
about'the animals and plants Which are
!
_
for “their format—ion… :_TheÏ.most:important of_
{these
stohy— *or
corals
was
animals Ïoi - the sea—
themselves
ath1ckprotectmgskeleton of…:o@gb0nàæpflime. Although
—
CHAPTER VII‘
.
_
?
Coral Beats
_
_
.
IN the last chapter we learnt something ofthose animals
‘
and plants which are
of_ destruction in the
sea, in this chapter we are ËÈÏËËÎO deal with animals and
plants' which, so far fr0m being destructive, are responsible
‘
.
for the foæation of many thousands of islagds and reefs
,
_
in the tropical seas.
Everyone has
coral ÏÊ…ÊË
and probably seenpictures of them, butπw, perhaps, have
hadtheir irnaginations rousgd by the thought
of the amazing
mannerof their formation.
For it is surely a very remark—
ablething that animals
to our Common sea angrn_onçs,
and plants related to the little red ccÆll_ines, have between
.
them built up—by the slow but persistent process of con—/
'
Verting the-* calcium saltÈîh solution in the sea water mto
'
hard calcareous—rock—dry land where there was' before open
_
»
Sea, land on which
of all plants, then animals and
_
nally men, have successfully established themselves.
‘
;
,.
Before we go onto Speak
“various kindsof coral
_
“L
islan‘ds ’andof thedietent, theories wh10hhave
‘.been'.putaforwardëfto aécountfor their formation, we must
.
about'the animals and plants Which are
!
_
for “their format—ion… :_TheÏ.most:important of_
{these
stohy— *or
corals
was
animals Ïoi - the sea—
themselves
ath1ckprotectmgskeleton of…:o@gb0nàæpflime. Although