2.6 sec in total
744 ms
1.6 sec
238 ms
Click here to check amazing Sea Life Base content for United States. Otherwise, check out these important facts you probably never knew about sealifebase.org
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Visit sealifebase.orgWe analyzed Sealifebase.org page load time and found that the first response time was 744 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
sealifebase.org performance score
name
value
score
weighting
Value5.9 s
4/100
10%
Value6.6 s
8/100
25%
Value6.2 s
43/100
10%
Value70 ms
99/100
30%
Value0
100/100
15%
Value7.0 s
53/100
10%
744 ms
393 ms
516 ms
666 ms
206 ms
Our browser made a total of 30 requests to load all elements on the main page. We found that 90% of them (27 requests) were addressed to the original Sealifebase.org, 7% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Creativecommons.org. The less responsive or slowest element that took the longest time to load (744 ms) belongs to the original domain Sealifebase.org.
Page size can be reduced by 338.2 kB (66%)
509.9 kB
171.7 kB
In fact, the total size of Sealifebase.org main page is 509.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Javascripts take 360.3 kB which makes up the majority of the site volume.
Potential reduce by 58.2 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 58.2 kB or 80% of the original size.
Potential reduce by 5.7 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Sea Life Base needs image optimization as it can save up to 5.7 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 244.3 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 244.3 kB or 68% of the original size.
Potential reduce by 30.0 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Sealifebase.org needs all CSS files to be minified and compressed as it can save up to 30.0 kB or 84% of the original size.
Number of requests can be reduced by 11 (38%)
29
18
The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sea Life Base. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
sealifebase.org
744 ms
jquery-ui-custom.css
393 ms
jquery.js
516 ms
jquery-ui-min.js
666 ms
common.js
206 ms
genusSpeciesAc.js
209 ms
easy.notification.js
200 ms
search.js
302 ms
search.css
366 ms
ga.js
7 ms
Chinese_Simplified.gif
119 ms
somerights20.png
39 ms
__utm.gif
38 ms
Chinese_Traditional.gif
121 ms
searchjapanese.gif
119 ms
facebook-logo.png
121 ms
GFC_UBC.gif
117 ms
DonateButton.gif
117 ms
sealifebase_web.jpg
197 ms
mysql.gif
129 ms
Geomar.gif
99 ms
mnhn1x.gif
102 ms
africa_logo1x.gif
103 ms
loggax.gif
104 ms
authx.gif
161 ms
cafsx.gif
161 ms
Fao1x.gif
166 ms
worldfishcenter1x.gif
168 ms
ufs.gif
169 ms
ui-bg_flat_75_ffffff_40x100.png
141 ms
sealifebase.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Some elements have a [tabindex] value greater than 0
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
sealifebase.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
sealifebase.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sealifebase.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Sealifebase.org main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
sealifebase.org
Open Graph description is not detected on the main page of Sea Life Base. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: